619432020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{3137}}^1$

素因数の和:4249

約数の個数: 72

約数和(自身を含む): 1881256104

約数和(自身を除く): 1261824084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1097, 2194, 3137, 3291, 4388, 5485, 6274, 6582, 9411, 9873, 10970, 12548, 13164, 15685, 16455, 18822, 19746, 21940, 28233, 31370, 32910, 37644, 39492, 47055, 49365, 56466, 62740, 65820, 94110, 98730, 112932, 141165, 188220, 197460, 282330, 564660, 3441289, 6882578, 10323867, 13765156, 17206445, 20647734, 30971601, 34412890, 41295468, 51619335, 61943202, 68825780, 103238670, 123886404, 154858005, 206477340, 309716010, 619432020]

約数ペア:

[(1, 619432020), (2, 309716010), (3, 206477340), (4, 154858005), (5, 123886404), (6, 103238670), (9, 68825780), (10, 61943202), (12, 51619335), (15, 41295468), (18, 34412890), (20, 30971601), (30, 20647734), (36, 17206445), (45, 13765156), (60, 10323867), (90, 6882578), (180, 3441289), (1097, 564660), (2194, 282330), (3137, 197460), (3291, 188220), (4388, 141165), (5485, 112932), (6274, 98730), (6582, 94110), (9411, 65820), (9873, 62740), (10970, 56466), (12548, 49365), (13164, 47055), (15685, 39492), (16455, 37644), (18822, 32910), (19746, 31370), (21940, 28233)]