1302609560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{9323}}^1$

素因数の和:9840

約数の個数: 64

約数和(自身を含む): 3356640000

約数和(自身を除く): 2054030440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 499, 998, 1996, 2495, 3493, 3992, 4990, 6986, 9323, 9980, 13972, 17465, 18646, 19960, 27944, 34930, 37292, 46615, 65261, 69860, 74584, 93230, 130522, 139720, 186460, 261044, 326305, 372920, 522088, 652610, 1305220, 2610440, 4652177, 9304354, 18608708, 23260885, 32565239, 37217416, 46521770, 65130478, 93043540, 130260956, 162826195, 186087080, 260521912, 325652390, 651304780, 1302609560]

約数ペア:

[(1, 1302609560), (2, 651304780), (4, 325652390), (5, 260521912), (7, 186087080), (8, 162826195), (10, 130260956), (14, 93043540), (20, 65130478), (28, 46521770), (35, 37217416), (40, 32565239), (56, 23260885), (70, 18608708), (140, 9304354), (280, 4652177), (499, 2610440), (998, 1305220), (1996, 652610), (2495, 522088), (3493, 372920), (3992, 326305), (4990, 261044), (6986, 186460), (9323, 139720), (9980, 130522), (13972, 93230), (17465, 74584), (18646, 69860), (19960, 65261), (27944, 46615), (34930, 37292)]