15475140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{577}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 47338200

約数和(自身を除く): 31863060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 577, 596, 745, 894, 1154, 1341, 1490, 1731, 1788, 2235, 2308, 2682, 2885, 2980, 3462, 4470, 5193, 5364, 5770, 6705, 6924, 8655, 8940, 10386, 11540, 13410, 17310, 20772, 25965, 26820, 34620, 51930, 85973, 103860, 171946, 257919, 343892, 429865, 515838, 773757, 859730, 1031676, 1289595, 1547514, 1719460, 2579190, 3095028, 3868785, 5158380, 7737570, 15475140]

約数ペア:

[(1, 15475140), (2, 7737570), (3, 5158380), (4, 3868785), (5, 3095028), (6, 2579190), (9, 1719460), (10, 1547514), (12, 1289595), (15, 1031676), (18, 859730), (20, 773757), (30, 515838), (36, 429865), (45, 343892), (60, 257919), (90, 171946), (149, 103860), (180, 85973), (298, 51930), (447, 34620), (577, 26820), (596, 25965), (745, 20772), (894, 17310), (1154, 13410), (1341, 11540), (1490, 10386), (1731, 8940), (1788, 8655), (2235, 6924), (2308, 6705), (2682, 5770), (2885, 5364), (2980, 5193), (3462, 4470)]