31730520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{941}}^1$

素因数の和:1236

約数の個数: 64

約数和(自身を含む): 95631840

約数和(自身を除く): 63901320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 941, 1124, 1405, 1686, 1882, 2248, 2810, 2823, 3372, 3764, 4215, 4705, 5620, 5646, 6744, 7528, 8430, 9410, 11240, 11292, 14115, 16860, 18820, 22584, 28230, 33720, 37640, 56460, 112920, 264421, 528842, 793263, 1057684, 1322105, 1586526, 2115368, 2644210, 3173052, 3966315, 5288420, 6346104, 7932630, 10576840, 15865260, 31730520]

約数ペア:

[(1, 31730520), (2, 15865260), (3, 10576840), (4, 7932630), (5, 6346104), (6, 5288420), (8, 3966315), (10, 3173052), (12, 2644210), (15, 2115368), (20, 1586526), (24, 1322105), (30, 1057684), (40, 793263), (60, 528842), (120, 264421), (281, 112920), (562, 56460), (843, 37640), (941, 33720), (1124, 28230), (1405, 22584), (1686, 18820), (1882, 16860), (2248, 14115), (2810, 11292), (2823, 11240), (3372, 9410), (3764, 8430), (4215, 7528), (4705, 6744), (5620, 5646)]