289582480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3019}}^1$

素因数の和:3152

約数の個数: 80

約数和(自身を含む): 741470400

約数和(自身を除く): 451887920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 109, 110, 176, 218, 220, 436, 440, 545, 872, 880, 1090, 1199, 1744, 2180, 2398, 3019, 4360, 4796, 5995, 6038, 8720, 9592, 11990, 12076, 15095, 19184, 23980, 24152, 30190, 33209, 47960, 48304, 60380, 66418, 95920, 120760, 132836, 166045, 241520, 265672, 329071, 332090, 531344, 658142, 664180, 1316284, 1328360, 1645355, 2632568, 2656720, 3290710, 3619781, 5265136, 6581420, 7239562, 13162840, 14479124, 18098905, 26325680, 28958248, 36197810, 57916496, 72395620, 144791240, 289582480]

約数ペア:

[(1, 289582480), (2, 144791240), (4, 72395620), (5, 57916496), (8, 36197810), (10, 28958248), (11, 26325680), (16, 18098905), (20, 14479124), (22, 13162840), (40, 7239562), (44, 6581420), (55, 5265136), (80, 3619781), (88, 3290710), (109, 2656720), (110, 2632568), (176, 1645355), (218, 1328360), (220, 1316284), (436, 664180), (440, 658142), (545, 531344), (872, 332090), (880, 329071), (1090, 265672), (1199, 241520), (1744, 166045), (2180, 132836), (2398, 120760), (3019, 95920), (4360, 66418), (4796, 60380), (5995, 48304), (6038, 47960), (8720, 33209), (9592, 30190), (11990, 24152), (12076, 23980), (15095, 19184)]