16175440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 40176000

約数和(自身を除く): 24000560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 59, 80, 92, 115, 118, 149, 184, 230, 236, 295, 298, 368, 460, 472, 590, 596, 745, 920, 944, 1180, 1192, 1357, 1490, 1840, 2360, 2384, 2714, 2980, 3427, 4720, 5428, 5960, 6785, 6854, 8791, 10856, 11920, 13570, 13708, 17135, 17582, 21712, 27140, 27416, 34270, 35164, 43955, 54280, 54832, 68540, 70328, 87910, 108560, 137080, 140656, 175820, 202193, 274160, 351640, 404386, 703280, 808772, 1010965, 1617544, 2021930, 3235088, 4043860, 8087720, 16175440]

約数ペア:

[(1, 16175440), (2, 8087720), (4, 4043860), (5, 3235088), (8, 2021930), (10, 1617544), (16, 1010965), (20, 808772), (23, 703280), (40, 404386), (46, 351640), (59, 274160), (80, 202193), (92, 175820), (115, 140656), (118, 137080), (149, 108560), (184, 87910), (230, 70328), (236, 68540), (295, 54832), (298, 54280), (368, 43955), (460, 35164), (472, 34270), (590, 27416), (596, 27140), (745, 21712), (920, 17582), (944, 17135), (1180, 13708), (1192, 13570), (1357, 11920), (1490, 10856), (1840, 8791), (2360, 6854), (2384, 6785), (2714, 5960), (2980, 5428), (3427, 4720)]