222715740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{285533}}^1$

素因数の和:285558

約数の個数: 48

約数和(自身を含む): 671575968

約数和(自身を除く): 448860228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 285533, 571066, 856599, 1142132, 1427665, 1713198, 2855330, 3426396, 3711929, 4282995, 5710660, 7423858, 8565990, 11135787, 14847716, 17131980, 18559645, 22271574, 37119290, 44543148, 55678935, 74238580, 111357870, 222715740]

約数ペア:

[(1, 222715740), (2, 111357870), (3, 74238580), (4, 55678935), (5, 44543148), (6, 37119290), (10, 22271574), (12, 18559645), (13, 17131980), (15, 14847716), (20, 11135787), (26, 8565990), (30, 7423858), (39, 5710660), (52, 4282995), (60, 3711929), (65, 3426396), (78, 2855330), (130, 1713198), (156, 1427665), (195, 1142132), (260, 856599), (390, 571066), (780, 285533)]