78704040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21157}}^1$

素因数の和:21202

約数の個数: 64

約数和(自身を含む): 243740160

約数和(自身を除く): 165036120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 21157, 42314, 63471, 84628, 105785, 126942, 169256, 211570, 253884, 317355, 423140, 507768, 634710, 655867, 846280, 1269420, 1311734, 1967601, 2538840, 2623468, 3279335, 3935202, 5246936, 6558670, 7870404, 9838005, 13117340, 15740808, 19676010, 26234680, 39352020, 78704040]

約数ペア:

[(1, 78704040), (2, 39352020), (3, 26234680), (4, 19676010), (5, 15740808), (6, 13117340), (8, 9838005), (10, 7870404), (12, 6558670), (15, 5246936), (20, 3935202), (24, 3279335), (30, 2623468), (31, 2538840), (40, 1967601), (60, 1311734), (62, 1269420), (93, 846280), (120, 655867), (124, 634710), (155, 507768), (186, 423140), (248, 317355), (310, 253884), (372, 211570), (465, 169256), (620, 126942), (744, 105785), (930, 84628), (1240, 63471), (1860, 42314), (3720, 21157)]