78611120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{613}}^1$

素因数の和:862

約数の個数: 80

約数和(自身を含む): 210135360

約数和(自身を除く): 131524240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 613, 916, 1145, 1226, 1603, 1832, 2290, 2452, 3065, 3206, 3664, 4291, 4580, 4904, 6130, 6412, 8015, 8582, 9160, 9808, 12260, 12824, 16030, 17164, 18320, 21455, 24520, 25648, 32060, 34328, 42910, 49040, 64120, 68656, 85820, 128240, 140377, 171640, 280754, 343280, 561508, 701885, 982639, 1123016, 1403770, 1965278, 2246032, 2807540, 3930556, 4913195, 5615080, 7861112, 9826390, 11230160, 15722224, 19652780, 39305560, 78611120]

約数ペア:

[(1, 78611120), (2, 39305560), (4, 19652780), (5, 15722224), (7, 11230160), (8, 9826390), (10, 7861112), (14, 5615080), (16, 4913195), (20, 3930556), (28, 2807540), (35, 2246032), (40, 1965278), (56, 1403770), (70, 1123016), (80, 982639), (112, 701885), (140, 561508), (229, 343280), (280, 280754), (458, 171640), (560, 140377), (613, 128240), (916, 85820), (1145, 68656), (1226, 64120), (1603, 49040), (1832, 42910), (2290, 34328), (2452, 32060), (3065, 25648), (3206, 24520), (3664, 21455), (4291, 18320), (4580, 17164), (4904, 16030), (6130, 12824), (6412, 12260), (8015, 9808), (8582, 9160)]