28720720080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1643

約数の個数: 480

約数和(自身を含む): 109680480000

約数和(自身を除く): 80959759920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 48, 52, 60, 65, 69, 72, 78, 80, 89, 90, 92, 104, 115, 117, 120, 130, 138, 144, 156, 178, 180, 184, 195, 207, 208, 230, 234, 240, 260, 267, 276, 299, 312, 345, 356, 360, 368, 390, 414, 445, 460, 468, 520, 534, 552, 585, 598, 624, 690, 712, 720, 780, 801, 828, 890, 897, 920, 936, 1035, 1040, 1068, 1104, 1157, 1170, 1196, 1335, 1380, 1424, 1495, 1499, 1560, 1602, 1656, 1780, 1794, 1840, 1872, 2047, 2070, 2136, 2314, 2340, 2392, 2670, 2691, 2760, 2990, 2998, 3120, 3204, 3312, 3471, 3560, 3588, 4005, 4094, 4140, 4272, 4485, 4497, 4628, 4680, 4784, 5340, 5382, 5520, 5785, 5980, 5996, 6141, 6408, 6942, 7120, 7176, 7495, 8010, 8188, 8280, 8970, 8994, 9256, 9360, 10235, 10413, 10680, 10764, 11570, 11960, 11992, 12282, 12816, 13455, 13491, 13884, 14352, 14990, 16020, 16376, 16560, 17355, 17940, 17988, 18423, 18512, 19487, 20470, 20826, 21360, 21528, 22485, 23140, 23920, 23984, 24564, 26611, 26910, 26982, 27768, 29980, 30705, 32040, 32752, 34477, 34710, 35880, 35976, 36846, 38974, 40940, 41652, 43056, 44970, 46280, 49128, 52065, 53222, 53820, 53964, 55536, 58461, 59960, 61410, 64080, 67455, 68954, 69420, 71760, 71952, 73692, 77948, 79833, 81880, 83304, 89940, 92115, 92560, 97435, 98256, 103431, 104130, 106444, 107640, 107928, 116922, 119920, 122820, 133055, 133411, 134910, 137908, 138840, 147384, 155896, 159666, 163760, 166608, 172385, 175383, 179880, 184230, 194870, 206862, 208260, 212888, 215280, 215856, 233844, 239499, 245640, 266110, 266822, 269820, 275816, 277680, 292305, 294768, 310293, 311792, 319332, 344770, 350766, 359760, 368460, 389740, 399165, 400233, 413724, 416520, 425776, 448201, 467688, 478998, 491280, 517155, 532220, 533644, 539640, 551632, 584610, 620586, 638664, 667055, 689540, 701532, 736920, 779480, 798330, 800466, 827448, 833040, 876915, 896402, 935376, 957996, 1034310, 1064440, 1067288, 1079280, 1169220, 1197495, 1200699, 1241172, 1277328, 1334110, 1344603, 1379080, 1403064, 1473840, 1551465, 1558960, 1596660, 1600932, 1654896, 1734343, 1753830, 1792804, 1915992, 2001165, 2068620, 2128880, 2134576, 2241005, 2338440, 2394990, 2401398, 2482344, 2668220, 2689206, 2758160, 2806128, 3068453, 3102930, 3193320, 3201864, 3468686, 3507660, 3585608, 3831984, 4002330, 4033809, 4137240, 4482010, 4676880, 4789980, 4802796, 4964688, 5203029, 5336440, 5378412, 6003495, 6136906, 6205860, 6386640, 6403728, 6723015, 6937372, 7015320, 7171216, 8004660, 8067618, 8274480, 8671715, 8964020, 9205359, 9579960, 9605592, 10406058, 10672880, 10756824, 12006990, 12273812, 12411720, 13446030, 13874744, 14030640, 15342265, 15609087, 16009320, 16135236, 17343430, 17928040, 18410718, 19159920, 19211184, 20169045, 20812116, 21513648, 24013980, 24547624, 24823440, 26015145, 26892060, 27616077, 27749488, 30684530, 31218174, 32018640, 32270472, 34686860, 35856080, 36821436, 39889889, 40338090, 41624232, 46026795, 48027960, 49095248, 52030290, 53784120, 55232154, 61369060, 62436348, 64540944, 69373720, 73642872, 78045435, 79779778, 80676180, 83248464, 92053590, 96055920, 104060580, 107568240, 110464308, 119669667, 122738120, 124872696, 138080385, 138747440, 147285744, 156090870, 159559556, 161352360, 184107180, 199449445, 208121160, 220928616, 239339334, 245476240, 249745392, 276160770, 312181740, 319119112, 322704720, 359009001, 368214360, 398898890, 416242320, 441857232, 478678668, 552321540, 598348335, 624363480, 638238224, 718018002, 736428720, 797797780, 957357336, 1104643080, 1196696670, 1248726960, 1436036004, 1595595560, 1795045005, 1914714672, 2209286160, 2393393340, 2872072008, 3191191120, 3590090010, 4786786680, 5744144016, 7180180020, 9573573360, 14360360040, 28720720080]

約数ペア:

[(1, 28720720080), (2, 14360360040), (3, 9573573360), (4, 7180180020), (5, 5744144016), (6, 4786786680), (8, 3590090010), (9, 3191191120), (10, 2872072008), (12, 2393393340), (13, 2209286160), (15, 1914714672), (16, 1795045005), (18, 1595595560), (20, 1436036004), (23, 1248726960), (24, 1196696670), (26, 1104643080), (30, 957357336), (36, 797797780), (39, 736428720), (40, 718018002), (45, 638238224), (46, 624363480), (48, 598348335), (52, 552321540), (60, 478678668), (65, 441857232), (69, 416242320), (72, 398898890), (78, 368214360), (80, 359009001), (89, 322704720), (90, 319119112), (92, 312181740), (104, 276160770), (115, 249745392), (117, 245476240), (120, 239339334), (130, 220928616), (138, 208121160), (144, 199449445), (156, 184107180), (178, 161352360), (180, 159559556), (184, 156090870), (195, 147285744), (207, 138747440), (208, 138080385), (230, 124872696), (234, 122738120), (240, 119669667), (260, 110464308), (267, 107568240), (276, 104060580), (299, 96055920), (312, 92053590), (345, 83248464), (356, 80676180), (360, 79779778), (368, 78045435), (390, 73642872), (414, 69373720), (445, 64540944), (460, 62436348), (468, 61369060), (520, 55232154), (534, 53784120), (552, 52030290), (585, 49095248), (598, 48027960), (624, 46026795), (690, 41624232), (712, 40338090), (720, 39889889), (780, 36821436), (801, 35856080), (828, 34686860), (890, 32270472), (897, 32018640), (920, 31218174), (936, 30684530), (1035, 27749488), (1040, 27616077), (1068, 26892060), (1104, 26015145), (1157, 24823440), (1170, 24547624), (1196, 24013980), (1335, 21513648), (1380, 20812116), (1424, 20169045), (1495, 19211184), (1499, 19159920), (1560, 18410718), (1602, 17928040), (1656, 17343430), (1780, 16135236), (1794, 16009320), (1840, 15609087), (1872, 15342265), (2047, 14030640), (2070, 13874744), (2136, 13446030), (2314, 12411720), (2340, 12273812), (2392, 12006990), (2670, 10756824), (2691, 10672880), (2760, 10406058), (2990, 9605592), (2998, 9579960), (3120, 9205359), (3204, 8964020), (3312, 8671715), (3471, 8274480), (3560, 8067618), (3588, 8004660), (4005, 7171216), (4094, 7015320), (4140, 6937372), (4272, 6723015), (4485, 6403728), (4497, 6386640), (4628, 6205860), (4680, 6136906), (4784, 6003495), (5340, 5378412), (5382, 5336440), (5520, 5203029), (5785, 4964688), (5980, 4802796), (5996, 4789980), (6141, 4676880), (6408, 4482010), (6942, 4137240), (7120, 4033809), (7176, 4002330), (7495, 3831984), (8010, 3585608), (8188, 3507660), (8280, 3468686), (8970, 3201864), (8994, 3193320), (9256, 3102930), (9360, 3068453), (10235, 2806128), (10413, 2758160), (10680, 2689206), (10764, 2668220), (11570, 2482344), (11960, 2401398), (11992, 2394990), (12282, 2338440), (12816, 2241005), (13455, 2134576), (13491, 2128880), (13884, 2068620), (14352, 2001165), (14990, 1915992), (16020, 1792804), (16376, 1753830), (16560, 1734343), (17355, 1654896), (17940, 1600932), (17988, 1596660), (18423, 1558960), (18512, 1551465), (19487, 1473840), (20470, 1403064), (20826, 1379080), (21360, 1344603), (21528, 1334110), (22485, 1277328), (23140, 1241172), (23920, 1200699), (23984, 1197495), (24564, 1169220), (26611, 1079280), (26910, 1067288), (26982, 1064440), (27768, 1034310), (29980, 957996), (30705, 935376), (32040, 896402), (32752, 876915), (34477, 833040), (34710, 827448), (35880, 800466), (35976, 798330), (36846, 779480), (38974, 736920), (40940, 701532), (41652, 689540), (43056, 667055), (44970, 638664), (46280, 620586), (49128, 584610), (52065, 551632), (53222, 539640), (53820, 533644), (53964, 532220), (55536, 517155), (58461, 491280), (59960, 478998), (61410, 467688), (64080, 448201), (67455, 425776), (68954, 416520), (69420, 413724), (71760, 400233), (71952, 399165), (73692, 389740), (77948, 368460), (79833, 359760), (81880, 350766), (83304, 344770), (89940, 319332), (92115, 311792), (92560, 310293), (97435, 294768), (98256, 292305), (103431, 277680), (104130, 275816), (106444, 269820), (107640, 266822), (107928, 266110), (116922, 245640), (119920, 239499), (122820, 233844), (133055, 215856), (133411, 215280), (134910, 212888), (137908, 208260), (138840, 206862), (147384, 194870), (155896, 184230), (159666, 179880), (163760, 175383), (166608, 172385)]