771368520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{769}}^1$

素因数の和:1439

約数の個数: 128

約数和(自身を含む): 2499235200

約数和(自身を除く): 1727866680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 643, 769, 780, 1286, 1538, 1560, 1929, 2307, 2572, 3076, 3215, 3845, 3858, 4614, 5144, 6152, 6430, 7690, 7716, 8359, 9228, 9645, 9997, 11535, 12860, 15380, 15432, 16718, 18456, 19290, 19994, 23070, 25077, 25720, 29991, 30760, 33436, 38580, 39988, 41795, 46140, 49985, 50154, 59982, 66872, 77160, 79976, 83590, 92280, 99970, 100308, 119964, 125385, 149955, 167180, 199940, 200616, 239928, 250770, 299910, 334360, 399880, 494467, 501540, 599820, 988934, 1003080, 1199640, 1483401, 1977868, 2472335, 2966802, 3955736, 4944670, 5933604, 6428071, 7417005, 9889340, 11867208, 12856142, 14834010, 19284213, 19778680, 25712284, 29668020, 32140355, 38568426, 51424568, 59336040, 64280710, 77136852, 96421065, 128561420, 154273704, 192842130, 257122840, 385684260, 771368520]

約数ペア:

[(1, 771368520), (2, 385684260), (3, 257122840), (4, 192842130), (5, 154273704), (6, 128561420), (8, 96421065), (10, 77136852), (12, 64280710), (13, 59336040), (15, 51424568), (20, 38568426), (24, 32140355), (26, 29668020), (30, 25712284), (39, 19778680), (40, 19284213), (52, 14834010), (60, 12856142), (65, 11867208), (78, 9889340), (104, 7417005), (120, 6428071), (130, 5933604), (156, 4944670), (195, 3955736), (260, 2966802), (312, 2472335), (390, 1977868), (520, 1483401), (643, 1199640), (769, 1003080), (780, 988934), (1286, 599820), (1538, 501540), (1560, 494467), (1929, 399880), (2307, 334360), (2572, 299910), (3076, 250770), (3215, 239928), (3845, 200616), (3858, 199940), (4614, 167180), (5144, 149955), (6152, 125385), (6430, 119964), (7690, 100308), (7716, 99970), (8359, 92280), (9228, 83590), (9645, 79976), (9997, 77160), (11535, 66872), (12860, 59982), (15380, 50154), (15432, 49985), (16718, 46140), (18456, 41795), (19290, 39988), (19994, 38580), (23070, 33436), (25077, 30760), (25720, 29991)]