8216460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{6521}}^1$

素因数の和:6543

約数の個数: 72

約数和(自身を含む): 28488096

約数和(自身を除く): 20271636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 6521, 13042, 19563, 26084, 32605, 39126, 45647, 58689, 65210, 78252, 91294, 97815, 117378, 130420, 136941, 182588, 195630, 228235, 234756, 273882, 293445, 391260, 410823, 456470, 547764, 586890, 684705, 821646, 912940, 1173780, 1369410, 1643292, 2054115, 2738820, 4108230, 8216460]

約数ペア:

[(1, 8216460), (2, 4108230), (3, 2738820), (4, 2054115), (5, 1643292), (6, 1369410), (7, 1173780), (9, 912940), (10, 821646), (12, 684705), (14, 586890), (15, 547764), (18, 456470), (20, 410823), (21, 391260), (28, 293445), (30, 273882), (35, 234756), (36, 228235), (42, 195630), (45, 182588), (60, 136941), (63, 130420), (70, 117378), (84, 97815), (90, 91294), (105, 78252), (126, 65210), (140, 58689), (180, 45647), (210, 39126), (252, 32605), (315, 26084), (420, 19563), (630, 13042), (1260, 6521)]