71917280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:652

約数の個数: 96

約数和(自身を含む): 183526560

約数和(自身を除く): 111609280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 76, 80, 82, 95, 152, 160, 164, 190, 205, 304, 328, 380, 410, 577, 608, 656, 760, 779, 820, 1154, 1312, 1520, 1558, 1640, 2308, 2885, 3040, 3116, 3280, 3895, 4616, 5770, 6232, 6560, 7790, 9232, 10963, 11540, 12464, 15580, 18464, 21926, 23080, 23657, 24928, 31160, 43852, 46160, 47314, 54815, 62320, 87704, 92320, 94628, 109630, 118285, 124640, 175408, 189256, 219260, 236570, 350816, 378512, 438520, 449483, 473140, 757024, 877040, 898966, 946280, 1754080, 1797932, 1892560, 2247415, 3595864, 3785120, 4494830, 7191728, 8989660, 14383456, 17979320, 35958640, 71917280]

約数ペア:

[(1, 71917280), (2, 35958640), (4, 17979320), (5, 14383456), (8, 8989660), (10, 7191728), (16, 4494830), (19, 3785120), (20, 3595864), (32, 2247415), (38, 1892560), (40, 1797932), (41, 1754080), (76, 946280), (80, 898966), (82, 877040), (95, 757024), (152, 473140), (160, 449483), (164, 438520), (190, 378512), (205, 350816), (304, 236570), (328, 219260), (380, 189256), (410, 175408), (577, 124640), (608, 118285), (656, 109630), (760, 94628), (779, 92320), (820, 87704), (1154, 62320), (1312, 54815), (1520, 47314), (1558, 46160), (1640, 43852), (2308, 31160), (2885, 24928), (3040, 23657), (3116, 23080), (3280, 21926), (3895, 18464), (4616, 15580), (5770, 12464), (6232, 11540), (6560, 10963), (7790, 9232)]