9981540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2411}}^1$

素因数の和:2449

約数の個数: 72

約数和(自身を含む): 31606848

約数和(自身を除く): 21625308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 2411, 4140, 4822, 7233, 9644, 12055, 14466, 21699, 24110, 28932, 36165, 43398, 48220, 55453, 72330, 86796, 108495, 110906, 144660, 166359, 216990, 221812, 277265, 332718, 433980, 499077, 554530, 665436, 831795, 998154, 1109060, 1663590, 1996308, 2495385, 3327180, 4990770, 9981540]

約数ペア:

[(1, 9981540), (2, 4990770), (3, 3327180), (4, 2495385), (5, 1996308), (6, 1663590), (9, 1109060), (10, 998154), (12, 831795), (15, 665436), (18, 554530), (20, 499077), (23, 433980), (30, 332718), (36, 277265), (45, 221812), (46, 216990), (60, 166359), (69, 144660), (90, 110906), (92, 108495), (115, 86796), (138, 72330), (180, 55453), (207, 48220), (230, 43398), (276, 36165), (345, 28932), (414, 24110), (460, 21699), (690, 14466), (828, 12055), (1035, 9644), (1380, 7233), (2070, 4822), (2411, 4140)]