84009640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:827

約数の個数: 128

約数和(自身を含む): 234057600

約数和(自身を除く): 150047960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 440, 494, 520, 572, 715, 760, 773, 836, 988, 1045, 1144, 1235, 1430, 1546, 1672, 1976, 2090, 2470, 2717, 2860, 3092, 3865, 4180, 4940, 5434, 5720, 6184, 7730, 8360, 8503, 9880, 10049, 10868, 13585, 14687, 15460, 17006, 20098, 21736, 27170, 29374, 30920, 34012, 40196, 42515, 50245, 54340, 58748, 68024, 73435, 80392, 85030, 100490, 108680, 110539, 117496, 146870, 161557, 170060, 190931, 200980, 221078, 293740, 323114, 340120, 381862, 401960, 442156, 552695, 587480, 646228, 763724, 807785, 884312, 954655, 1105390, 1292456, 1527448, 1615570, 1909310, 2100241, 2210780, 3231140, 3818620, 4200482, 4421560, 6462280, 7637240, 8400964, 10501205, 16801928, 21002410, 42004820, 84009640]

約数ペア:

[(1, 84009640), (2, 42004820), (4, 21002410), (5, 16801928), (8, 10501205), (10, 8400964), (11, 7637240), (13, 6462280), (19, 4421560), (20, 4200482), (22, 3818620), (26, 3231140), (38, 2210780), (40, 2100241), (44, 1909310), (52, 1615570), (55, 1527448), (65, 1292456), (76, 1105390), (88, 954655), (95, 884312), (104, 807785), (110, 763724), (130, 646228), (143, 587480), (152, 552695), (190, 442156), (209, 401960), (220, 381862), (247, 340120), (260, 323114), (286, 293740), (380, 221078), (418, 200980), (440, 190931), (494, 170060), (520, 161557), (572, 146870), (715, 117496), (760, 110539), (773, 108680), (836, 100490), (988, 85030), (1045, 80392), (1144, 73435), (1235, 68024), (1430, 58748), (1546, 54340), (1672, 50245), (1976, 42515), (2090, 40196), (2470, 34012), (2717, 30920), (2860, 29374), (3092, 27170), (3865, 21736), (4180, 20098), (4940, 17006), (5434, 15460), (5720, 14687), (6184, 13585), (7730, 10868), (8360, 10049), (8503, 9880)]