126858880

素因数分解:

$2^7\times 5^1\times {\mathrm{379}}^1\times {\mathrm{523}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 304653600

約数和(自身を除く): 177794720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 379, 523, 640, 758, 1046, 1516, 1895, 2092, 2615, 3032, 3790, 4184, 5230, 6064, 7580, 8368, 10460, 12128, 15160, 16736, 20920, 24256, 30320, 33472, 41840, 48512, 60640, 66944, 83680, 121280, 167360, 198217, 242560, 334720, 396434, 792868, 991085, 1585736, 1982170, 3171472, 3964340, 6342944, 7928680, 12685888, 15857360, 25371776, 31714720, 63429440, 126858880]

約数ペア:

[(1, 126858880), (2, 63429440), (4, 31714720), (5, 25371776), (8, 15857360), (10, 12685888), (16, 7928680), (20, 6342944), (32, 3964340), (40, 3171472), (64, 1982170), (80, 1585736), (128, 991085), (160, 792868), (320, 396434), (379, 334720), (523, 242560), (640, 198217), (758, 167360), (1046, 121280), (1516, 83680), (1895, 66944), (2092, 60640), (2615, 48512), (3032, 41840), (3790, 33472), (4184, 30320), (5230, 24256), (6064, 20920), (7580, 16736), (8368, 15160), (10460, 12128)]