256432392

素因数分解:

$2^3\times 3^4\times {\mathrm{43}}^1\times {\mathrm{9203}}^1$

素因数の和:9264

約数の個数: 80

約数和(自身を含む): 735031440

約数和(自身を除く): 478599048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 81, 86, 108, 129, 162, 172, 216, 258, 324, 344, 387, 516, 648, 774, 1032, 1161, 1548, 2322, 3096, 3483, 4644, 6966, 9203, 9288, 13932, 18406, 27609, 27864, 36812, 55218, 73624, 82827, 110436, 165654, 220872, 248481, 331308, 395729, 496962, 662616, 745443, 791458, 993924, 1187187, 1490886, 1582916, 1987848, 2374374, 2981772, 3165832, 3561561, 4748748, 5963544, 7123122, 9497496, 10684683, 14246244, 21369366, 28492488, 32054049, 42738732, 64108098, 85477464, 128216196, 256432392]

約数ペア:

[(1, 256432392), (2, 128216196), (3, 85477464), (4, 64108098), (6, 42738732), (8, 32054049), (9, 28492488), (12, 21369366), (18, 14246244), (24, 10684683), (27, 9497496), (36, 7123122), (43, 5963544), (54, 4748748), (72, 3561561), (81, 3165832), (86, 2981772), (108, 2374374), (129, 1987848), (162, 1582916), (172, 1490886), (216, 1187187), (258, 993924), (324, 791458), (344, 745443), (387, 662616), (516, 496962), (648, 395729), (774, 331308), (1032, 248481), (1161, 220872), (1548, 165654), (2322, 110436), (3096, 82827), (3483, 73624), (4644, 55218), (6966, 36812), (9203, 27864), (9288, 27609), (13932, 18406)]