15418380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{821}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 43362144

約数和(自身を除く): 27943764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 821, 939, 1252, 1565, 1642, 1878, 2463, 3130, 3284, 3756, 4105, 4695, 4926, 6260, 8210, 9390, 9852, 12315, 16420, 18780, 24630, 49260, 256973, 513946, 770919, 1027892, 1284865, 1541838, 2569730, 3083676, 3854595, 5139460, 7709190, 15418380]

約数ペア:

[(1, 15418380), (2, 7709190), (3, 5139460), (4, 3854595), (5, 3083676), (6, 2569730), (10, 1541838), (12, 1284865), (15, 1027892), (20, 770919), (30, 513946), (60, 256973), (313, 49260), (626, 24630), (821, 18780), (939, 16420), (1252, 12315), (1565, 9852), (1642, 9390), (1878, 8210), (2463, 6260), (3130, 4926), (3284, 4695), (3756, 4105)]