1131276800

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2910

約数の個数: 120

約数和(自身を含む): 2894255232

約数和(自身を除く): 1762978432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 620, 640, 775, 800, 992, 1240, 1280, 1550, 1600, 1984, 2480, 2560, 2851, 3100, 3200, 3968, 4960, 5702, 6200, 6400, 7936, 9920, 11404, 12400, 12800, 14255, 15872, 19840, 22808, 24800, 28510, 39680, 45616, 49600, 57020, 71275, 79360, 88381, 91232, 99200, 114040, 142550, 176762, 182464, 198400, 228080, 285100, 353524, 364928, 396800, 441905, 456160, 570200, 707048, 729856, 883810, 912320, 1140400, 1414096, 1459712, 1767620, 1824640, 2209525, 2280800, 2828192, 3535240, 3649280, 4419050, 4561600, 5656384, 7070480, 7298560, 8838100, 9123200, 11312768, 14140960, 17676200, 18246400, 22625536, 28281920, 35352400, 36492800, 45251072, 56563840, 70704800, 113127680, 141409600, 226255360, 282819200, 565638400, 1131276800]

約数ペア:

[(1, 1131276800), (2, 565638400), (4, 282819200), (5, 226255360), (8, 141409600), (10, 113127680), (16, 70704800), (20, 56563840), (25, 45251072), (31, 36492800), (32, 35352400), (40, 28281920), (50, 22625536), (62, 18246400), (64, 17676200), (80, 14140960), (100, 11312768), (124, 9123200), (128, 8838100), (155, 7298560), (160, 7070480), (200, 5656384), (248, 4561600), (256, 4419050), (310, 3649280), (320, 3535240), (400, 2828192), (496, 2280800), (512, 2209525), (620, 1824640), (640, 1767620), (775, 1459712), (800, 1414096), (992, 1140400), (1240, 912320), (1280, 883810), (1550, 729856), (1600, 707048), (1984, 570200), (2480, 456160), (2560, 441905), (2851, 396800), (3100, 364928), (3200, 353524), (3968, 285100), (4960, 228080), (5702, 198400), (6200, 182464), (6400, 176762), (7936, 142550), (9920, 114040), (11404, 99200), (12400, 91232), (12800, 88381), (14255, 79360), (15872, 71275), (19840, 57020), (22808, 49600), (24800, 45616), (28510, 39680)]