51355560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1523}}^1$

素因数の和:1818

約数の個数: 64

約数和(自身を含む): 154716480

約数和(自身を除く): 103360920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 1124, 1405, 1523, 1686, 2248, 2810, 3046, 3372, 4215, 4569, 5620, 6092, 6744, 7615, 8430, 9138, 11240, 12184, 15230, 16860, 18276, 22845, 30460, 33720, 36552, 45690, 60920, 91380, 182760, 427963, 855926, 1283889, 1711852, 2139815, 2567778, 3423704, 4279630, 5135556, 6419445, 8559260, 10271112, 12838890, 17118520, 25677780, 51355560]

約数ペア:

[(1, 51355560), (2, 25677780), (3, 17118520), (4, 12838890), (5, 10271112), (6, 8559260), (8, 6419445), (10, 5135556), (12, 4279630), (15, 3423704), (20, 2567778), (24, 2139815), (30, 1711852), (40, 1283889), (60, 855926), (120, 427963), (281, 182760), (562, 91380), (843, 60920), (1124, 45690), (1405, 36552), (1523, 33720), (1686, 30460), (2248, 22845), (2810, 18276), (3046, 16860), (3372, 15230), (4215, 12184), (4569, 11240), (5620, 9138), (6092, 8430), (6744, 7615)]