71265720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1481}}^1$

素因数の和:1896

約数の個数: 64

約数和(自身を含む): 214475040

約数和(自身を除く): 143209320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 802, 1203, 1481, 1604, 2005, 2406, 2962, 3208, 4010, 4443, 4812, 5924, 6015, 7405, 8020, 8886, 9624, 11848, 12030, 14810, 16040, 17772, 22215, 24060, 29620, 35544, 44430, 48120, 59240, 88860, 177720, 593881, 1187762, 1781643, 2375524, 2969405, 3563286, 4751048, 5938810, 7126572, 8908215, 11877620, 14253144, 17816430, 23755240, 35632860, 71265720]

約数ペア:

[(1, 71265720), (2, 35632860), (3, 23755240), (4, 17816430), (5, 14253144), (6, 11877620), (8, 8908215), (10, 7126572), (12, 5938810), (15, 4751048), (20, 3563286), (24, 2969405), (30, 2375524), (40, 1781643), (60, 1187762), (120, 593881), (401, 177720), (802, 88860), (1203, 59240), (1481, 48120), (1604, 44430), (2005, 35544), (2406, 29620), (2962, 24060), (3208, 22215), (4010, 17772), (4443, 16040), (4812, 14810), (5924, 12030), (6015, 11848), (7405, 9624), (8020, 8886)]