156985166840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2388697}}^1$

素因数の和:2388792

約数の個数: 64

約数和(自身を含む): 371490312960

約数和(自身を除く): 214505146120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1240, 1643, 2120, 3286, 6572, 8215, 13144, 16430, 32860, 65720, 2388697, 4777394, 9554788, 11943485, 19109576, 23886970, 47773940, 74049607, 95547880, 126600941, 148099214, 253201882, 296198428, 370248035, 506403764, 592396856, 633004705, 740496070, 1012807528, 1266009410, 1480992140, 2532018820, 2961984280, 3924629171, 5064037640, 7849258342, 15698516684, 19623145855, 31397033368, 39246291710, 78492583420, 156985166840]

約数ペア:

[(1, 156985166840), (2, 78492583420), (4, 39246291710), (5, 31397033368), (8, 19623145855), (10, 15698516684), (20, 7849258342), (31, 5064037640), (40, 3924629171), (53, 2961984280), (62, 2532018820), (106, 1480992140), (124, 1266009410), (155, 1012807528), (212, 740496070), (248, 633004705), (265, 592396856), (310, 506403764), (424, 370248035), (530, 296198428), (620, 253201882), (1060, 148099214), (1240, 126600941), (1643, 95547880), (2120, 74049607), (3286, 47773940), (6572, 23886970), (8215, 19109576), (13144, 11943485), (16430, 9554788), (32860, 4777394), (65720, 2388697)]