1295236480

素因数分解:

$2^7\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{1487}}^1$

素因数の和:2867

約数の個数: 64

約数和(自身を含む): 3100783680

約数和(自身を除く): 1805547200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1361, 1487, 2722, 2974, 5444, 5948, 6805, 7435, 10888, 11896, 13610, 14870, 21776, 23792, 27220, 29740, 43552, 47584, 54440, 59480, 87104, 95168, 108880, 118960, 174208, 190336, 217760, 237920, 435520, 475840, 871040, 951680, 2023807, 4047614, 8095228, 10119035, 16190456, 20238070, 32380912, 40476140, 64761824, 80952280, 129523648, 161904560, 259047296, 323809120, 647618240, 1295236480]

約数ペア:

[(1, 1295236480), (2, 647618240), (4, 323809120), (5, 259047296), (8, 161904560), (10, 129523648), (16, 80952280), (20, 64761824), (32, 40476140), (40, 32380912), (64, 20238070), (80, 16190456), (128, 10119035), (160, 8095228), (320, 4047614), (640, 2023807), (1361, 951680), (1487, 871040), (2722, 475840), (2974, 435520), (5444, 237920), (5948, 217760), (6805, 190336), (7435, 174208), (10888, 118960), (11896, 108880), (13610, 95168), (14870, 87104), (21776, 59480), (23792, 54440), (27220, 47584), (29740, 43552)]