90225840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3449}}^1$

素因数の和:3574

約数の個数: 80

約数和(自身を含む): 282348000

約数和(自身を除く): 192122160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 3449, 4360, 5232, 6540, 6898, 8720, 10347, 13080, 13796, 17245, 20694, 26160, 27592, 34490, 41388, 51735, 55184, 68980, 82776, 103470, 137960, 165552, 206940, 275920, 375941, 413880, 751882, 827760, 1127823, 1503764, 1879705, 2255646, 3007528, 3759410, 4511292, 5639115, 6015056, 7518820, 9022584, 11278230, 15037640, 18045168, 22556460, 30075280, 45112920, 90225840]

約数ペア:

[(1, 90225840), (2, 45112920), (3, 30075280), (4, 22556460), (5, 18045168), (6, 15037640), (8, 11278230), (10, 9022584), (12, 7518820), (15, 6015056), (16, 5639115), (20, 4511292), (24, 3759410), (30, 3007528), (40, 2255646), (48, 1879705), (60, 1503764), (80, 1127823), (109, 827760), (120, 751882), (218, 413880), (240, 375941), (327, 275920), (436, 206940), (545, 165552), (654, 137960), (872, 103470), (1090, 82776), (1308, 68980), (1635, 55184), (1744, 51735), (2180, 41388), (2616, 34490), (3270, 27592), (3449, 26160), (4360, 20694), (5232, 17245), (6540, 13796), (6898, 13080), (8720, 10347)]