262067680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{33427}}^1$

素因数の和:33456

約数の個数: 72

約数和(自身を含む): 720239688

約数和(自身を除く): 458172008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 33427, 66854, 133708, 167135, 233989, 267416, 334270, 467978, 534832, 668540, 935956, 1069664, 1169945, 1337080, 1637923, 1871912, 2339890, 2674160, 3275846, 3743824, 4679780, 5348320, 6551692, 7487648, 8189615, 9359560, 13103384, 16379230, 18719120, 26206768, 32758460, 37438240, 52413536, 65516920, 131033840, 262067680]

約数ペア:

[(1, 262067680), (2, 131033840), (4, 65516920), (5, 52413536), (7, 37438240), (8, 32758460), (10, 26206768), (14, 18719120), (16, 16379230), (20, 13103384), (28, 9359560), (32, 8189615), (35, 7487648), (40, 6551692), (49, 5348320), (56, 4679780), (70, 3743824), (80, 3275846), (98, 2674160), (112, 2339890), (140, 1871912), (160, 1637923), (196, 1337080), (224, 1169945), (245, 1069664), (280, 935956), (392, 668540), (490, 534832), (560, 467978), (784, 334270), (980, 267416), (1120, 233989), (1568, 167135), (1960, 133708), (3920, 66854), (7840, 33427)]