1520254320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487261}}^1$

素因数の和:487290

約数の個数: 80

約数和(自身を含む): 5075320992

約数和(自身を除く): 3555066672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 487261, 974522, 1461783, 1949044, 2436305, 2923566, 3898088, 4872610, 5847132, 6334393, 7308915, 7796176, 9745220, 11694264, 12668786, 14617830, 19003179, 19490440, 23388528, 25337572, 29235660, 31671965, 38006358, 38980880, 50675144, 58471320, 63343930, 76012716, 95015895, 101350288, 116942640, 126687860, 152025432, 190031790, 253375720, 304050864, 380063580, 506751440, 760127160, 1520254320]

約数ペア:

[(1, 1520254320), (2, 760127160), (3, 506751440), (4, 380063580), (5, 304050864), (6, 253375720), (8, 190031790), (10, 152025432), (12, 126687860), (13, 116942640), (15, 101350288), (16, 95015895), (20, 76012716), (24, 63343930), (26, 58471320), (30, 50675144), (39, 38980880), (40, 38006358), (48, 31671965), (52, 29235660), (60, 25337572), (65, 23388528), (78, 19490440), (80, 19003179), (104, 14617830), (120, 12668786), (130, 11694264), (156, 9745220), (195, 7796176), (208, 7308915), (240, 6334393), (260, 5847132), (312, 4872610), (390, 3898088), (520, 2923566), (624, 2436305), (780, 1949044), (1040, 1461783), (1560, 974522), (3120, 487261)]