8272920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1056

約数の個数: 64

約数和(自身を含む): 25194240

約数和(自身を除く): 16921320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 971, 1065, 1420, 1704, 1942, 2130, 2840, 2913, 3884, 4260, 4855, 5826, 7768, 8520, 9710, 11652, 14565, 19420, 23304, 29130, 38840, 58260, 68941, 116520, 137882, 206823, 275764, 344705, 413646, 551528, 689410, 827292, 1034115, 1378820, 1654584, 2068230, 2757640, 4136460, 8272920]

約数ペア:

[(1, 8272920), (2, 4136460), (3, 2757640), (4, 2068230), (5, 1654584), (6, 1378820), (8, 1034115), (10, 827292), (12, 689410), (15, 551528), (20, 413646), (24, 344705), (30, 275764), (40, 206823), (60, 137882), (71, 116520), (120, 68941), (142, 58260), (213, 38840), (284, 29130), (355, 23304), (426, 19420), (568, 14565), (710, 11652), (852, 9710), (971, 8520), (1065, 7768), (1420, 5826), (1704, 4855), (1942, 4260), (2130, 3884), (2840, 2913)]