142790920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 330336000

約数和(自身を除く): 187545080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 79, 146, 158, 292, 316, 365, 395, 584, 619, 632, 730, 790, 1238, 1460, 1580, 2476, 2920, 3095, 3160, 4952, 5767, 6190, 11534, 12380, 23068, 24760, 28835, 45187, 46136, 48901, 57670, 90374, 97802, 115340, 180748, 195604, 225935, 230680, 244505, 361496, 391208, 451870, 489010, 903740, 978020, 1807480, 1956040, 3569773, 7139546, 14279092, 17848865, 28558184, 35697730, 71395460, 142790920]

約数ペア:

[(1, 142790920), (2, 71395460), (4, 35697730), (5, 28558184), (8, 17848865), (10, 14279092), (20, 7139546), (40, 3569773), (73, 1956040), (79, 1807480), (146, 978020), (158, 903740), (292, 489010), (316, 451870), (365, 391208), (395, 361496), (584, 244505), (619, 230680), (632, 225935), (730, 195604), (790, 180748), (1238, 115340), (1460, 97802), (1580, 90374), (2476, 57670), (2920, 48901), (3095, 46136), (3160, 45187), (4952, 28835), (5767, 24760), (6190, 23068), (11534, 12380)]