30542640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127261}}^1$

素因数の和:127277

約数の個数: 40

約数和(自身を含む): 94682928

約数和(自身を除く): 64140288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 127261, 254522, 381783, 509044, 636305, 763566, 1018088, 1272610, 1527132, 1908915, 2036176, 2545220, 3054264, 3817830, 5090440, 6108528, 7635660, 10180880, 15271320, 30542640]

約数ペア:

[(1, 30542640), (2, 15271320), (3, 10180880), (4, 7635660), (5, 6108528), (6, 5090440), (8, 3817830), (10, 3054264), (12, 2545220), (15, 2036176), (16, 1908915), (20, 1527132), (24, 1272610), (30, 1018088), (40, 763566), (48, 636305), (60, 509044), (80, 381783), (120, 254522), (240, 127261)]