64208040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:627

約数の個数: 128

約数和(自身を含む): 210470400

約数和(自身を除く): 146262360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 130, 156, 158, 195, 237, 260, 312, 316, 390, 395, 474, 520, 521, 632, 780, 790, 948, 1027, 1042, 1185, 1560, 1563, 1580, 1896, 2054, 2084, 2370, 2605, 3081, 3126, 3160, 4108, 4168, 4740, 5135, 5210, 6162, 6252, 6773, 7815, 8216, 9480, 10270, 10420, 12324, 12504, 13546, 15405, 15630, 20319, 20540, 20840, 24648, 27092, 30810, 31260, 33865, 40638, 41080, 41159, 54184, 61620, 62520, 67730, 81276, 82318, 101595, 123240, 123477, 135460, 162552, 164636, 203190, 205795, 246954, 270920, 329272, 406380, 411590, 493908, 535067, 617385, 812760, 823180, 987816, 1070134, 1234770, 1605201, 1646360, 2140268, 2469540, 2675335, 3210402, 4280536, 4939080, 5350670, 6420804, 8026005, 10701340, 12841608, 16052010, 21402680, 32104020, 64208040]

約数ペア:

[(1, 64208040), (2, 32104020), (3, 21402680), (4, 16052010), (5, 12841608), (6, 10701340), (8, 8026005), (10, 6420804), (12, 5350670), (13, 4939080), (15, 4280536), (20, 3210402), (24, 2675335), (26, 2469540), (30, 2140268), (39, 1646360), (40, 1605201), (52, 1234770), (60, 1070134), (65, 987816), (78, 823180), (79, 812760), (104, 617385), (120, 535067), (130, 493908), (156, 411590), (158, 406380), (195, 329272), (237, 270920), (260, 246954), (312, 205795), (316, 203190), (390, 164636), (395, 162552), (474, 135460), (520, 123477), (521, 123240), (632, 101595), (780, 82318), (790, 81276), (948, 67730), (1027, 62520), (1042, 61620), (1185, 54184), (1560, 41159), (1563, 41080), (1580, 40638), (1896, 33865), (2054, 31260), (2084, 30810), (2370, 27092), (2605, 24648), (3081, 20840), (3126, 20540), (3160, 20319), (4108, 15630), (4168, 15405), (4740, 13546), (5135, 12504), (5210, 12324), (6162, 10420), (6252, 10270), (6773, 9480), (7815, 8216)]