900815940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{6359}}^1$

素因数の和:7161

約数の個数: 72

約数和(自身を含む): 2736377280

約数和(自身を除く): 1835561340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 787, 1574, 2361, 3148, 3935, 4722, 6359, 7083, 7870, 9444, 11805, 12718, 14166, 15740, 19077, 23610, 25436, 28332, 31795, 35415, 38154, 47220, 57231, 63590, 70830, 76308, 95385, 114462, 127180, 141660, 190770, 228924, 286155, 381540, 572310, 1144620, 5004533, 10009066, 15013599, 20018132, 25022665, 30027198, 45040797, 50045330, 60054396, 75067995, 90081594, 100090660, 150135990, 180163188, 225203985, 300271980, 450407970, 900815940]

約数ペア:

[(1, 900815940), (2, 450407970), (3, 300271980), (4, 225203985), (5, 180163188), (6, 150135990), (9, 100090660), (10, 90081594), (12, 75067995), (15, 60054396), (18, 50045330), (20, 45040797), (30, 30027198), (36, 25022665), (45, 20018132), (60, 15013599), (90, 10009066), (180, 5004533), (787, 1144620), (1574, 572310), (2361, 381540), (3148, 286155), (3935, 228924), (4722, 190770), (6359, 141660), (7083, 127180), (7870, 114462), (9444, 95385), (11805, 76308), (12718, 70830), (14166, 63590), (15740, 57231), (19077, 47220), (23610, 38154), (25436, 35415), (28332, 31795)]