20014907280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1$

素因数の和:215

約数の個数: 480

約数和(自身を含む): 69360489216

約数和(自身を除く): 49345581936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 37, 40, 43, 46, 48, 53, 60, 69, 74, 80, 86, 92, 106, 111, 115, 120, 129, 138, 148, 159, 172, 184, 185, 212, 215, 222, 230, 240, 258, 265, 276, 296, 318, 344, 345, 368, 370, 424, 430, 444, 460, 516, 530, 552, 555, 592, 636, 645, 688, 690, 740, 795, 848, 851, 860, 888, 920, 989, 1032, 1060, 1104, 1110, 1219, 1272, 1290, 1380, 1480, 1590, 1591, 1702, 1720, 1776, 1840, 1849, 1961, 1978, 2064, 2120, 2220, 2279, 2438, 2544, 2553, 2580, 2760, 2960, 2967, 3180, 3182, 3404, 3440, 3657, 3698, 3922, 3956, 4240, 4255, 4440, 4558, 4773, 4876, 4945, 5106, 5160, 5520, 5547, 5883, 5934, 6095, 6360, 6364, 6808, 6837, 7314, 7396, 7844, 7912, 7955, 8510, 8880, 9116, 9245, 9546, 9752, 9805, 9890, 10212, 10320, 11094, 11395, 11766, 11868, 12190, 12720, 12728, 12765, 13616, 13674, 14628, 14792, 14835, 15688, 15824, 15910, 17020, 18232, 18285, 18490, 19092, 19504, 19610, 19780, 20424, 22188, 22790, 23532, 23736, 23865, 24380, 25456, 25530, 27348, 27735, 29256, 29415, 29584, 29670, 31376, 31820, 34040, 34185, 36464, 36570, 36593, 36980, 38184, 39220, 39560, 40848, 42527, 44376, 45103, 45580, 47064, 47472, 47730, 48760, 51060, 52417, 54696, 55470, 58512, 58830, 59340, 63640, 68080, 68370, 68413, 73140, 73186, 73960, 76368, 78440, 79120, 84323, 85054, 88752, 90206, 91160, 94128, 95460, 97520, 97997, 102120, 104834, 109392, 109779, 110940, 117660, 118680, 127280, 127581, 135309, 136740, 136826, 146280, 146372, 147920, 156880, 157251, 168646, 170108, 180412, 182320, 182965, 190920, 195994, 204240, 205239, 209668, 212635, 219558, 221880, 225515, 235320, 237360, 252969, 255162, 262085, 270618, 273480, 273652, 292560, 292744, 293991, 314502, 337292, 340216, 342065, 360824, 365930, 381840, 391988, 410478, 419336, 421615, 425270, 439116, 443760, 451030, 470640, 489985, 505938, 510324, 524170, 541236, 546960, 547304, 548895, 585488, 587982, 629004, 637905, 674584, 676545, 680432, 684130, 721648, 731860, 783976, 786255, 820956, 838672, 843230, 850540, 878232, 902060, 979970, 1011876, 1020648, 1026195, 1048340, 1082472, 1094608, 1097790, 1175964, 1258008, 1264845, 1275810, 1349168, 1353090, 1368260, 1463720, 1469955, 1567952, 1572510, 1573499, 1641912, 1686460, 1701080, 1756464, 1804120, 1939429, 1959940, 2023752, 2041296, 2052390, 2096680, 2164944, 2195580, 2253931, 2351928, 2516016, 2529690, 2551620, 2706180, 2736520, 2927440, 2939910, 3145020, 3146998, 3283824, 3372920, 3402160, 3608240, 3625889, 3878858, 3919880, 4047504, 4104780, 4193360, 4391160, 4507862, 4703856, 4720497, 5059380, 5103240, 5412360, 5473040, 5818287, 5879820, 6290040, 6293996, 6745840, 6761793, 7251778, 7757716, 7839760, 7867495, 8209560, 8782320, 9015724, 9440994, 9697145, 10118760, 10206480, 10824720, 10877667, 11269655, 11636574, 11759640, 12580080, 12587992, 13523586, 14503556, 15515432, 15734990, 16419120, 18031448, 18129445, 18881988, 19394290, 20237520, 21755334, 22539310, 23273148, 23519280, 23602485, 25175984, 27047172, 29007112, 29091435, 31030864, 31469980, 33808965, 36062896, 36258890, 37763976, 38788580, 43510668, 45078620, 46546296, 47204970, 54094344, 54388335, 58014224, 58182870, 62939960, 67617930, 72517780, 75527952, 77577160, 83395447, 87021336, 90157240, 93092592, 94409940, 108188688, 108776670, 116365740, 125879920, 135235860, 145035560, 155154320, 166790894, 174042672, 180314480, 188819880, 217553340, 232731480, 250186341, 270471720, 290071120, 333581788, 377639760, 416977235, 435106680, 465462960, 500372682, 540943440, 667163576, 833954470, 870213360, 1000745364, 1250931705, 1334327152, 1667908940, 2001490728, 2501863410, 3335817880, 4002981456, 5003726820, 6671635760, 10007453640, 20014907280]

約数ペア:

[(1, 20014907280), (2, 10007453640), (3, 6671635760), (4, 5003726820), (5, 4002981456), (6, 3335817880), (8, 2501863410), (10, 2001490728), (12, 1667908940), (15, 1334327152), (16, 1250931705), (20, 1000745364), (23, 870213360), (24, 833954470), (30, 667163576), (37, 540943440), (40, 500372682), (43, 465462960), (46, 435106680), (48, 416977235), (53, 377639760), (60, 333581788), (69, 290071120), (74, 270471720), (80, 250186341), (86, 232731480), (92, 217553340), (106, 188819880), (111, 180314480), (115, 174042672), (120, 166790894), (129, 155154320), (138, 145035560), (148, 135235860), (159, 125879920), (172, 116365740), (184, 108776670), (185, 108188688), (212, 94409940), (215, 93092592), (222, 90157240), (230, 87021336), (240, 83395447), (258, 77577160), (265, 75527952), (276, 72517780), (296, 67617930), (318, 62939960), (344, 58182870), (345, 58014224), (368, 54388335), (370, 54094344), (424, 47204970), (430, 46546296), (444, 45078620), (460, 43510668), (516, 38788580), (530, 37763976), (552, 36258890), (555, 36062896), (592, 33808965), (636, 31469980), (645, 31030864), (688, 29091435), (690, 29007112), (740, 27047172), (795, 25175984), (848, 23602485), (851, 23519280), (860, 23273148), (888, 22539310), (920, 21755334), (989, 20237520), (1032, 19394290), (1060, 18881988), (1104, 18129445), (1110, 18031448), (1219, 16419120), (1272, 15734990), (1290, 15515432), (1380, 14503556), (1480, 13523586), (1590, 12587992), (1591, 12580080), (1702, 11759640), (1720, 11636574), (1776, 11269655), (1840, 10877667), (1849, 10824720), (1961, 10206480), (1978, 10118760), (2064, 9697145), (2120, 9440994), (2220, 9015724), (2279, 8782320), (2438, 8209560), (2544, 7867495), (2553, 7839760), (2580, 7757716), (2760, 7251778), (2960, 6761793), (2967, 6745840), (3180, 6293996), (3182, 6290040), (3404, 5879820), (3440, 5818287), (3657, 5473040), (3698, 5412360), (3922, 5103240), (3956, 5059380), (4240, 4720497), (4255, 4703856), (4440, 4507862), (4558, 4391160), (4773, 4193360), (4876, 4104780), (4945, 4047504), (5106, 3919880), (5160, 3878858), (5520, 3625889), (5547, 3608240), (5883, 3402160), (5934, 3372920), (6095, 3283824), (6360, 3146998), (6364, 3145020), (6808, 2939910), (6837, 2927440), (7314, 2736520), (7396, 2706180), (7844, 2551620), (7912, 2529690), (7955, 2516016), (8510, 2351928), (8880, 2253931), (9116, 2195580), (9245, 2164944), (9546, 2096680), (9752, 2052390), (9805, 2041296), (9890, 2023752), (10212, 1959940), (10320, 1939429), (11094, 1804120), (11395, 1756464), (11766, 1701080), (11868, 1686460), (12190, 1641912), (12720, 1573499), (12728, 1572510), (12765, 1567952), (13616, 1469955), (13674, 1463720), (14628, 1368260), (14792, 1353090), (14835, 1349168), (15688, 1275810), (15824, 1264845), (15910, 1258008), (17020, 1175964), (18232, 1097790), (18285, 1094608), (18490, 1082472), (19092, 1048340), (19504, 1026195), (19610, 1020648), (19780, 1011876), (20424, 979970), (22188, 902060), (22790, 878232), (23532, 850540), (23736, 843230), (23865, 838672), (24380, 820956), (25456, 786255), (25530, 783976), (27348, 731860), (27735, 721648), (29256, 684130), (29415, 680432), (29584, 676545), (29670, 674584), (31376, 637905), (31820, 629004), (34040, 587982), (34185, 585488), (36464, 548895), (36570, 547304), (36593, 546960), (36980, 541236), (38184, 524170), (39220, 510324), (39560, 505938), (40848, 489985), (42527, 470640), (44376, 451030), (45103, 443760), (45580, 439116), (47064, 425270), (47472, 421615), (47730, 419336), (48760, 410478), (51060, 391988), (52417, 381840), (54696, 365930), (55470, 360824), (58512, 342065), (58830, 340216), (59340, 337292), (63640, 314502), (68080, 293991), (68370, 292744), (68413, 292560), (73140, 273652), (73186, 273480), (73960, 270618), (76368, 262085), (78440, 255162), (79120, 252969), (84323, 237360), (85054, 235320), (88752, 225515), (90206, 221880), (91160, 219558), (94128, 212635), (95460, 209668), (97520, 205239), (97997, 204240), (102120, 195994), (104834, 190920), (109392, 182965), (109779, 182320), (110940, 180412), (117660, 170108), (118680, 168646), (127280, 157251), (127581, 156880), (135309, 147920), (136740, 146372), (136826, 146280)]