20199892440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{2677}}^1$

素因数の和:3402

約数の個数: 256

約数和(自身を含む): 74720056320

約数和(自身を除く): 54520163880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 691, 728, 780, 840, 910, 1092, 1365, 1382, 1560, 1820, 2073, 2184, 2677, 2730, 2764, 3455, 3640, 4146, 4837, 5354, 5460, 5528, 6910, 8031, 8292, 8983, 9674, 10365, 10708, 10920, 13385, 13820, 14511, 16062, 16584, 17966, 18739, 19348, 20730, 21416, 24185, 26770, 26949, 27640, 29022, 32124, 34801, 35932, 37478, 38696, 40155, 41460, 44915, 48370, 53540, 53898, 56217, 58044, 62881, 64248, 69602, 71864, 72555, 74956, 80310, 82920, 89830, 93695, 96740, 104403, 107080, 107796, 112434, 116088, 125762, 134745, 139204, 145110, 149912, 160620, 174005, 179660, 187390, 188643, 193480, 208806, 215592, 224868, 243607, 251524, 269490, 278408, 281085, 290220, 314405, 321240, 348010, 359320, 374780, 377286, 417612, 449736, 487214, 503048, 522015, 538980, 562170, 580440, 628810, 696020, 730821, 749560, 754572, 835224, 943215, 974428, 1044030, 1077960, 1124340, 1218035, 1257620, 1392040, 1461642, 1509144, 1849807, 1886430, 1948856, 2088060, 2248680, 2436070, 2515240, 2923284, 3654105, 3699614, 3772860, 4176120, 4872140, 5549421, 5846568, 7308210, 7399228, 7545720, 9249035, 9744280, 11098842, 12948649, 14616420, 14798456, 18498070, 22197684, 24047491, 25897298, 27747105, 29232840, 36996140, 38845947, 44395368, 48094982, 51794596, 55494210, 64743245, 72142473, 73992280, 77691894, 96189964, 103589192, 110988420, 120237455, 129486490, 144284946, 155383788, 168332437, 192379928, 194229735, 221976840, 240474910, 258972980, 288569892, 310767576, 336664874, 360712365, 388459470, 480949820, 504997311, 517945960, 577139784, 673329748, 721424730, 776918940, 841662185, 961899640, 1009994622, 1346659496, 1442849460, 1553837880, 1683324370, 2019989244, 2524986555, 2885698920, 3366648740, 4039978488, 5049973110, 6733297480, 10099946220, 20199892440]

約数ペア:

[(1, 20199892440), (2, 10099946220), (3, 6733297480), (4, 5049973110), (5, 4039978488), (6, 3366648740), (7, 2885698920), (8, 2524986555), (10, 2019989244), (12, 1683324370), (13, 1553837880), (14, 1442849460), (15, 1346659496), (20, 1009994622), (21, 961899640), (24, 841662185), (26, 776918940), (28, 721424730), (30, 673329748), (35, 577139784), (39, 517945960), (40, 504997311), (42, 480949820), (52, 388459470), (56, 360712365), (60, 336664874), (65, 310767576), (70, 288569892), (78, 258972980), (84, 240474910), (91, 221976840), (104, 194229735), (105, 192379928), (120, 168332437), (130, 155383788), (140, 144284946), (156, 129486490), (168, 120237455), (182, 110988420), (195, 103589192), (210, 96189964), (260, 77691894), (273, 73992280), (280, 72142473), (312, 64743245), (364, 55494210), (390, 51794596), (420, 48094982), (455, 44395368), (520, 38845947), (546, 36996140), (691, 29232840), (728, 27747105), (780, 25897298), (840, 24047491), (910, 22197684), (1092, 18498070), (1365, 14798456), (1382, 14616420), (1560, 12948649), (1820, 11098842), (2073, 9744280), (2184, 9249035), (2677, 7545720), (2730, 7399228), (2764, 7308210), (3455, 5846568), (3640, 5549421), (4146, 4872140), (4837, 4176120), (5354, 3772860), (5460, 3699614), (5528, 3654105), (6910, 2923284), (8031, 2515240), (8292, 2436070), (8983, 2248680), (9674, 2088060), (10365, 1948856), (10708, 1886430), (10920, 1849807), (13385, 1509144), (13820, 1461642), (14511, 1392040), (16062, 1257620), (16584, 1218035), (17966, 1124340), (18739, 1077960), (19348, 1044030), (20730, 974428), (21416, 943215), (24185, 835224), (26770, 754572), (26949, 749560), (27640, 730821), (29022, 696020), (32124, 628810), (34801, 580440), (35932, 562170), (37478, 538980), (38696, 522015), (40155, 503048), (41460, 487214), (44915, 449736), (48370, 417612), (53540, 377286), (53898, 374780), (56217, 359320), (58044, 348010), (62881, 321240), (64248, 314405), (69602, 290220), (71864, 281085), (72555, 278408), (74956, 269490), (80310, 251524), (82920, 243607), (89830, 224868), (93695, 215592), (96740, 208806), (104403, 193480), (107080, 188643), (107796, 187390), (112434, 179660), (116088, 174005), (125762, 160620), (134745, 149912), (139204, 145110)]