145164840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1209707}}^1$

素因数の和:1209721

約数の個数: 32

約数和(自身を含む): 435494880

約数和(自身を除く): 290330040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1209707, 2419414, 3629121, 4838828, 6048535, 7258242, 9677656, 12097070, 14516484, 18145605, 24194140, 29032968, 36291210, 48388280, 72582420, 145164840]

約数ペア:

[(1, 145164840), (2, 72582420), (3, 48388280), (4, 36291210), (5, 29032968), (6, 24194140), (8, 18145605), (10, 14516484), (12, 12097070), (15, 9677656), (20, 7258242), (24, 6048535), (30, 4838828), (40, 3629121), (60, 2419414), (120, 1209707)]