54666040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 152409600

約数和(自身を除く): 97743560

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, 503, 520, 572, 715, 760, 836, 988, 1006, 1045, 1144, 1235, 1430, 1672, 1976, 2012, 2090, 2470, 2515, 2717, 2860, 4024, 4180, 4940, 5030, 5434, 5533, 5720, 6539, 8360, 9557, 9880, 10060, 10868, 11066, 13078, 13585, 19114, 20120, 21736, 22132, 26156, 27170, 27665, 32695, 38228, 44264, 47785, 52312, 54340, 55330, 65390, 71929, 76456, 95570, 105127, 108680, 110660, 124241, 130780, 143858, 191140, 210254, 221320, 248482, 261560, 287716, 359645, 382280, 420508, 496964, 525635, 575432, 621205, 719290, 841016, 993928, 1051270, 1242410, 1366651, 1438580, 2102540, 2484820, 2733302, 2877160, 4205080, 4969640, 5466604, 6833255, 10933208, 13666510, 27333020, 54666040]

約数ペア:

[(1, 54666040), (2, 27333020), (4, 13666510), (5, 10933208), (8, 6833255), (10, 5466604), (11, 4969640), (13, 4205080), (19, 2877160), (20, 2733302), (22, 2484820), (26, 2102540), (38, 1438580), (40, 1366651), (44, 1242410), (52, 1051270), (55, 993928), (65, 841016), (76, 719290), (88, 621205), (95, 575432), (104, 525635), (110, 496964), (130, 420508), (143, 382280), (152, 359645), (190, 287716), (209, 261560), (220, 248482), (247, 221320), (260, 210254), (286, 191140), (380, 143858), (418, 130780), (440, 124241), (494, 110660), (503, 108680), (520, 105127), (572, 95570), (715, 76456), (760, 71929), (836, 65390), (988, 55330), (1006, 54340), (1045, 52312), (1144, 47785), (1235, 44264), (1430, 38228), (1672, 32695), (1976, 27665), (2012, 27170), (2090, 26156), (2470, 22132), (2515, 21736), (2717, 20120), (2860, 19114), (4024, 13585), (4180, 13078), (4940, 11066), (5030, 10868), (5434, 10060), (5533, 9880), (5720, 9557), (6539, 8360)]