426810420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{5281}}^1$

素因数の和:5745

約数の個数: 72

約数和(自身を含む): 1297787400

約数和(自身を除く): 870976980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 449, 898, 1347, 1796, 2245, 2694, 4041, 4490, 5281, 5388, 6735, 8082, 8980, 10562, 13470, 15843, 16164, 20205, 21124, 26405, 26940, 31686, 40410, 47529, 52810, 63372, 79215, 80820, 95058, 105620, 158430, 190116, 237645, 316860, 475290, 950580, 2371169, 4742338, 7113507, 9484676, 11855845, 14227014, 21340521, 23711690, 28454028, 35567535, 42681042, 47423380, 71135070, 85362084, 106702605, 142270140, 213405210, 426810420]

約数ペア:

[(1, 426810420), (2, 213405210), (3, 142270140), (4, 106702605), (5, 85362084), (6, 71135070), (9, 47423380), (10, 42681042), (12, 35567535), (15, 28454028), (18, 23711690), (20, 21340521), (30, 14227014), (36, 11855845), (45, 9484676), (60, 7113507), (90, 4742338), (180, 2371169), (449, 950580), (898, 475290), (1347, 316860), (1796, 237645), (2245, 190116), (2694, 158430), (4041, 105620), (4490, 95058), (5281, 80820), (5388, 79215), (6735, 63372), (8082, 52810), (8980, 47529), (10562, 40410), (13470, 31686), (15843, 26940), (16164, 26405), (20205, 21124)]