66846640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1511}}^1$

素因数の和:1610

約数の個数: 80

約数和(自身を含む): 179988480

約数和(自身を除く): 113141840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1511, 1580, 2212, 2765, 3022, 3160, 4424, 5530, 6044, 6320, 7555, 8848, 10577, 11060, 12088, 15110, 21154, 22120, 24176, 30220, 42308, 44240, 52885, 60440, 84616, 105770, 119369, 120880, 169232, 211540, 238738, 423080, 477476, 596845, 835583, 846160, 954952, 1193690, 1671166, 1909904, 2387380, 3342332, 4177915, 4774760, 6684664, 8355830, 9549520, 13369328, 16711660, 33423320, 66846640]

約数ペア:

[(1, 66846640), (2, 33423320), (4, 16711660), (5, 13369328), (7, 9549520), (8, 8355830), (10, 6684664), (14, 4774760), (16, 4177915), (20, 3342332), (28, 2387380), (35, 1909904), (40, 1671166), (56, 1193690), (70, 954952), (79, 846160), (80, 835583), (112, 596845), (140, 477476), (158, 423080), (280, 238738), (316, 211540), (395, 169232), (553, 120880), (560, 119369), (632, 105770), (790, 84616), (1106, 60440), (1264, 52885), (1511, 44240), (1580, 42308), (2212, 30220), (2765, 24176), (3022, 22120), (3160, 21154), (4424, 15110), (5530, 12088), (6044, 11060), (6320, 10577), (7555, 8848)]