1331460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 4357080

約数和(自身を除く): 3025620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 569, 585, 780, 1138, 1170, 1707, 2276, 2340, 2845, 3414, 5121, 5690, 6828, 7397, 8535, 10242, 11380, 14794, 17070, 20484, 22191, 25605, 29588, 34140, 36985, 44382, 51210, 66573, 73970, 88764, 102420, 110955, 133146, 147940, 221910, 266292, 332865, 443820, 665730, 1331460]

約数ペア:

[(1, 1331460), (2, 665730), (3, 443820), (4, 332865), (5, 266292), (6, 221910), (9, 147940), (10, 133146), (12, 110955), (13, 102420), (15, 88764), (18, 73970), (20, 66573), (26, 51210), (30, 44382), (36, 36985), (39, 34140), (45, 29588), (52, 25605), (60, 22191), (65, 20484), (78, 17070), (90, 14794), (117, 11380), (130, 10242), (156, 8535), (180, 7397), (195, 6828), (234, 5690), (260, 5121), (390, 3414), (468, 2845), (569, 2340), (585, 2276), (780, 1707), (1138, 1170)]