81006360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39709}}^1$

素因数の和:39740

約数の個数: 64

約数和(自身を含む): 257320800

約数和(自身を除く): 176314440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 39709, 79418, 119127, 158836, 198545, 238254, 317672, 397090, 476508, 595635, 675053, 794180, 953016, 1191270, 1350106, 1588360, 2025159, 2382540, 2700212, 3375265, 4050318, 4765080, 5400424, 6750530, 8100636, 10125795, 13501060, 16201272, 20251590, 27002120, 40503180, 81006360]

約数ペア:

[(1, 81006360), (2, 40503180), (3, 27002120), (4, 20251590), (5, 16201272), (6, 13501060), (8, 10125795), (10, 8100636), (12, 6750530), (15, 5400424), (17, 4765080), (20, 4050318), (24, 3375265), (30, 2700212), (34, 2382540), (40, 2025159), (51, 1588360), (60, 1350106), (68, 1191270), (85, 953016), (102, 794180), (120, 675053), (136, 595635), (170, 476508), (204, 397090), (255, 317672), (340, 238254), (408, 198545), (510, 158836), (680, 119127), (1020, 79418), (2040, 39709)]