157857960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2153}}^1$

素因数の和:2227

約数の個数: 128

約数和(自身を含む): 521095680

約数和(自身を除く): 363237720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 235, 260, 282, 312, 376, 390, 470, 520, 564, 611, 705, 780, 940, 1128, 1222, 1410, 1560, 1833, 1880, 2153, 2444, 2820, 3055, 3666, 4306, 4888, 5640, 6110, 6459, 7332, 8612, 9165, 10765, 12220, 12918, 14664, 17224, 18330, 21530, 24440, 25836, 27989, 32295, 36660, 43060, 51672, 55978, 64590, 73320, 83967, 86120, 101191, 111956, 129180, 139945, 167934, 202382, 223912, 258360, 279890, 303573, 335868, 404764, 419835, 505955, 559780, 607146, 671736, 809528, 839670, 1011910, 1119560, 1214292, 1315483, 1517865, 1679340, 2023820, 2428584, 2630966, 3035730, 3358680, 3946449, 4047640, 5261932, 6071460, 6577415, 7892898, 10523864, 12142920, 13154830, 15785796, 19732245, 26309660, 31571592, 39464490, 52619320, 78928980, 157857960]

約数ペア:

[(1, 157857960), (2, 78928980), (3, 52619320), (4, 39464490), (5, 31571592), (6, 26309660), (8, 19732245), (10, 15785796), (12, 13154830), (13, 12142920), (15, 10523864), (20, 7892898), (24, 6577415), (26, 6071460), (30, 5261932), (39, 4047640), (40, 3946449), (47, 3358680), (52, 3035730), (60, 2630966), (65, 2428584), (78, 2023820), (94, 1679340), (104, 1517865), (120, 1315483), (130, 1214292), (141, 1119560), (156, 1011910), (188, 839670), (195, 809528), (235, 671736), (260, 607146), (282, 559780), (312, 505955), (376, 419835), (390, 404764), (470, 335868), (520, 303573), (564, 279890), (611, 258360), (705, 223912), (780, 202382), (940, 167934), (1128, 139945), (1222, 129180), (1410, 111956), (1560, 101191), (1833, 86120), (1880, 83967), (2153, 73320), (2444, 64590), (2820, 55978), (3055, 51672), (3666, 43060), (4306, 36660), (4888, 32295), (5640, 27989), (6110, 25836), (6459, 24440), (7332, 21530), (8612, 18330), (9165, 17224), (10765, 14664), (12220, 12918)]