20561543520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{4337}}^1$

素因数の和:4462

約数の個数: 384

約数和(自身を含む): 79338341376

約数和(自身を除く): 58776797856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 83, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 166, 168, 170, 204, 210, 224, 238, 240, 249, 255, 272, 280, 332, 336, 340, 357, 408, 415, 420, 476, 480, 498, 510, 544, 560, 581, 595, 664, 672, 680, 714, 816, 830, 840, 952, 996, 1020, 1120, 1162, 1190, 1245, 1328, 1360, 1411, 1428, 1632, 1660, 1680, 1743, 1785, 1904, 1992, 2040, 2324, 2380, 2490, 2656, 2720, 2822, 2856, 2905, 3320, 3360, 3486, 3570, 3808, 3984, 4080, 4233, 4337, 4648, 4760, 4980, 5644, 5712, 5810, 6640, 6972, 7055, 7140, 7968, 8160, 8466, 8674, 8715, 9296, 9520, 9877, 9960, 11288, 11424, 11620, 13011, 13280, 13944, 14110, 14280, 16932, 17348, 17430, 18592, 19040, 19754, 19920, 21165, 21685, 22576, 23240, 26022, 27888, 28220, 28560, 29631, 30359, 33864, 34696, 34860, 39508, 39840, 42330, 43370, 45152, 46480, 49385, 52044, 55776, 56440, 57120, 59262, 60718, 65055, 67728, 69392, 69720, 73729, 79016, 84660, 86740, 91077, 92960, 98770, 104088, 112880, 118524, 121436, 130110, 135456, 138784, 139440, 147458, 148155, 151795, 158032, 169320, 173480, 182154, 197540, 208176, 221187, 225760, 237048, 242872, 260220, 278880, 294916, 296310, 303590, 316064, 338640, 346960, 359971, 364308, 368645, 395080, 416352, 442374, 455385, 474096, 485744, 516103, 520440, 589832, 592620, 607180, 677280, 693920, 719942, 728616, 737290, 790160, 884748, 910770, 948192, 971488, 1032206, 1040880, 1079913, 1105935, 1179664, 1185240, 1214360, 1439884, 1457232, 1474580, 1548309, 1580320, 1769496, 1799855, 1821540, 2064412, 2081760, 2159826, 2211870, 2359328, 2370480, 2428720, 2519797, 2580515, 2879768, 2914464, 2949160, 3096618, 3538992, 3599710, 3643080, 4128824, 4319652, 4423740, 4740960, 4857440, 5039594, 5161030, 5399565, 5759536, 5898320, 6119507, 6193236, 7077984, 7199420, 7286160, 7559391, 7741545, 8257648, 8639304, 8847480, 10079188, 10322060, 10799130, 11519072, 11796640, 12239014, 12386472, 12598985, 14398840, 14572320, 15118782, 15483090, 16515296, 17278608, 17694960, 18358521, 20158376, 20644120, 21598260, 24478028, 24772944, 25197970, 28797680, 30237564, 30597535, 30966180, 34557216, 35389920, 36717042, 37796955, 40316752, 41288240, 42836549, 43196520, 48956056, 49545888, 50395940, 57595360, 60475128, 61195070, 61932360, 73434084, 75593910, 80633504, 82576480, 85673098, 86393040, 91792605, 97912112, 100791880, 120950256, 122390140, 123864720, 128509647, 146868168, 151187820, 171346196, 172786080, 183585210, 195824224, 201583760, 214182745, 241900512, 244780280, 247729440, 257019294, 293736336, 302375640, 342692392, 367170420, 403167520, 428365490, 489560560, 514038588, 587472672, 604751280, 642548235, 685384784, 734340840, 856730980, 979121120, 1028077176, 1209502560, 1285096470, 1370769568, 1468681680, 1713461960, 2056154352, 2570192940, 2937363360, 3426923920, 4112308704, 5140385880, 6853847840, 10280771760, 20561543520]

約数ペア:

[(1, 20561543520), (2, 10280771760), (3, 6853847840), (4, 5140385880), (5, 4112308704), (6, 3426923920), (7, 2937363360), (8, 2570192940), (10, 2056154352), (12, 1713461960), (14, 1468681680), (15, 1370769568), (16, 1285096470), (17, 1209502560), (20, 1028077176), (21, 979121120), (24, 856730980), (28, 734340840), (30, 685384784), (32, 642548235), (34, 604751280), (35, 587472672), (40, 514038588), (42, 489560560), (48, 428365490), (51, 403167520), (56, 367170420), (60, 342692392), (68, 302375640), (70, 293736336), (80, 257019294), (83, 247729440), (84, 244780280), (85, 241900512), (96, 214182745), (102, 201583760), (105, 195824224), (112, 183585210), (119, 172786080), (120, 171346196), (136, 151187820), (140, 146868168), (160, 128509647), (166, 123864720), (168, 122390140), (170, 120950256), (204, 100791880), (210, 97912112), (224, 91792605), (238, 86393040), (240, 85673098), (249, 82576480), (255, 80633504), (272, 75593910), (280, 73434084), (332, 61932360), (336, 61195070), (340, 60475128), (357, 57595360), (408, 50395940), (415, 49545888), (420, 48956056), (476, 43196520), (480, 42836549), (498, 41288240), (510, 40316752), (544, 37796955), (560, 36717042), (581, 35389920), (595, 34557216), (664, 30966180), (672, 30597535), (680, 30237564), (714, 28797680), (816, 25197970), (830, 24772944), (840, 24478028), (952, 21598260), (996, 20644120), (1020, 20158376), (1120, 18358521), (1162, 17694960), (1190, 17278608), (1245, 16515296), (1328, 15483090), (1360, 15118782), (1411, 14572320), (1428, 14398840), (1632, 12598985), (1660, 12386472), (1680, 12239014), (1743, 11796640), (1785, 11519072), (1904, 10799130), (1992, 10322060), (2040, 10079188), (2324, 8847480), (2380, 8639304), (2490, 8257648), (2656, 7741545), (2720, 7559391), (2822, 7286160), (2856, 7199420), (2905, 7077984), (3320, 6193236), (3360, 6119507), (3486, 5898320), (3570, 5759536), (3808, 5399565), (3984, 5161030), (4080, 5039594), (4233, 4857440), (4337, 4740960), (4648, 4423740), (4760, 4319652), (4980, 4128824), (5644, 3643080), (5712, 3599710), (5810, 3538992), (6640, 3096618), (6972, 2949160), (7055, 2914464), (7140, 2879768), (7968, 2580515), (8160, 2519797), (8466, 2428720), (8674, 2370480), (8715, 2359328), (9296, 2211870), (9520, 2159826), (9877, 2081760), (9960, 2064412), (11288, 1821540), (11424, 1799855), (11620, 1769496), (13011, 1580320), (13280, 1548309), (13944, 1474580), (14110, 1457232), (14280, 1439884), (16932, 1214360), (17348, 1185240), (17430, 1179664), (18592, 1105935), (19040, 1079913), (19754, 1040880), (19920, 1032206), (21165, 971488), (21685, 948192), (22576, 910770), (23240, 884748), (26022, 790160), (27888, 737290), (28220, 728616), (28560, 719942), (29631, 693920), (30359, 677280), (33864, 607180), (34696, 592620), (34860, 589832), (39508, 520440), (39840, 516103), (42330, 485744), (43370, 474096), (45152, 455385), (46480, 442374), (49385, 416352), (52044, 395080), (55776, 368645), (56440, 364308), (57120, 359971), (59262, 346960), (60718, 338640), (65055, 316064), (67728, 303590), (69392, 296310), (69720, 294916), (73729, 278880), (79016, 260220), (84660, 242872), (86740, 237048), (91077, 225760), (92960, 221187), (98770, 208176), (104088, 197540), (112880, 182154), (118524, 173480), (121436, 169320), (130110, 158032), (135456, 151795), (138784, 148155), (139440, 147458)]