16545840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1058

約数の個数: 80

約数和(自身を含む): 52068096

約数和(自身を除く): 35522256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 971, 1065, 1136, 1420, 1704, 1942, 2130, 2840, 2913, 3408, 3884, 4260, 4855, 5680, 5826, 7768, 8520, 9710, 11652, 14565, 15536, 17040, 19420, 23304, 29130, 38840, 46608, 58260, 68941, 77680, 116520, 137882, 206823, 233040, 275764, 344705, 413646, 551528, 689410, 827292, 1034115, 1103056, 1378820, 1654584, 2068230, 2757640, 3309168, 4136460, 5515280, 8272920, 16545840]

約数ペア:

[(1, 16545840), (2, 8272920), (3, 5515280), (4, 4136460), (5, 3309168), (6, 2757640), (8, 2068230), (10, 1654584), (12, 1378820), (15, 1103056), (16, 1034115), (20, 827292), (24, 689410), (30, 551528), (40, 413646), (48, 344705), (60, 275764), (71, 233040), (80, 206823), (120, 137882), (142, 116520), (213, 77680), (240, 68941), (284, 58260), (355, 46608), (426, 38840), (568, 29130), (710, 23304), (852, 19420), (971, 17040), (1065, 15536), (1136, 14565), (1420, 11652), (1704, 9710), (1942, 8520), (2130, 7768), (2840, 5826), (2913, 5680), (3408, 4855), (3884, 4260)]