1551491360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{26861}}^1$

素因数の和:26914

約数の個数: 72

約数和(自身を含む): 3868611516

約数和(自身を除く): 2317120156

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2888, 3040, 3610, 5776, 7220, 11552, 14440, 26861, 28880, 53722, 57760, 107444, 134305, 214888, 268610, 429776, 510359, 537220, 859552, 1020718, 1074440, 2041436, 2148880, 2551795, 4082872, 4297760, 5103590, 8165744, 9696821, 10207180, 16331488, 19393642, 20414360, 38787284, 40828720, 48484105, 77574568, 81657440, 96968210, 155149136, 193936420, 310298272, 387872840, 775745680, 1551491360]

約数ペア:

[(1, 1551491360), (2, 775745680), (4, 387872840), (5, 310298272), (8, 193936420), (10, 155149136), (16, 96968210), (19, 81657440), (20, 77574568), (32, 48484105), (38, 40828720), (40, 38787284), (76, 20414360), (80, 19393642), (95, 16331488), (152, 10207180), (160, 9696821), (190, 8165744), (304, 5103590), (361, 4297760), (380, 4082872), (608, 2551795), (722, 2148880), (760, 2041436), (1444, 1074440), (1520, 1020718), (1805, 859552), (2888, 537220), (3040, 510359), (3610, 429776), (5776, 268610), (7220, 214888), (11552, 134305), (14440, 107444), (26861, 57760), (28880, 53722)]