253904560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34877}}^1$

素因数の和:34910

約数の個数: 80

約数和(自身を含む): 726578496

約数和(自身を除く): 472673936

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 34877, 69754, 139508, 174385, 244139, 279016, 348770, 453401, 488278, 558032, 697540, 906802, 976556, 1220695, 1395080, 1813604, 1953112, 2267005, 2441390, 2790160, 3173807, 3627208, 3906224, 4534010, 4882780, 6347614, 7254416, 9068020, 9765560, 12695228, 15869035, 18136040, 19531120, 25390456, 31738070, 36272080, 50780912, 63476140, 126952280, 253904560]

約数ペア:

[(1, 253904560), (2, 126952280), (4, 63476140), (5, 50780912), (7, 36272080), (8, 31738070), (10, 25390456), (13, 19531120), (14, 18136040), (16, 15869035), (20, 12695228), (26, 9765560), (28, 9068020), (35, 7254416), (40, 6347614), (52, 4882780), (56, 4534010), (65, 3906224), (70, 3627208), (80, 3173807), (91, 2790160), (104, 2441390), (112, 2267005), (130, 1953112), (140, 1813604), (182, 1395080), (208, 1220695), (260, 976556), (280, 906802), (364, 697540), (455, 558032), (520, 488278), (560, 453401), (728, 348770), (910, 279016), (1040, 244139), (1456, 174385), (1820, 139508), (3640, 69754), (7280, 34877)]