71978160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{299909}}^1$

素因数の和:299925

約数の個数: 40

約数和(自身を含む): 223133040

約数和(自身を除く): 151154880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 299909, 599818, 899727, 1199636, 1499545, 1799454, 2399272, 2999090, 3598908, 4498635, 4798544, 5998180, 7197816, 8997270, 11996360, 14395632, 17994540, 23992720, 35989080, 71978160]

約数ペア:

[(1, 71978160), (2, 35989080), (3, 23992720), (4, 17994540), (5, 14395632), (6, 11996360), (8, 8997270), (10, 7197816), (12, 5998180), (15, 4798544), (16, 4498635), (20, 3598908), (24, 2999090), (30, 2399272), (40, 1799454), (48, 1499545), (60, 1199636), (80, 899727), (120, 599818), (240, 299909)]