8667680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 23950080

約数和(自身を除く): 15282400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 109, 112, 140, 142, 160, 218, 224, 280, 284, 355, 436, 497, 545, 560, 568, 710, 763, 872, 994, 1090, 1120, 1136, 1420, 1526, 1744, 1988, 2180, 2272, 2485, 2840, 3052, 3488, 3815, 3976, 4360, 4970, 5680, 6104, 7630, 7739, 7952, 8720, 9940, 11360, 12208, 15260, 15478, 15904, 17440, 19880, 24416, 30520, 30956, 38695, 39760, 54173, 61040, 61912, 77390, 79520, 108346, 122080, 123824, 154780, 216692, 247648, 270865, 309560, 433384, 541730, 619120, 866768, 1083460, 1238240, 1733536, 2166920, 4333840, 8667680]

約数ペア:

[(1, 8667680), (2, 4333840), (4, 2166920), (5, 1733536), (7, 1238240), (8, 1083460), (10, 866768), (14, 619120), (16, 541730), (20, 433384), (28, 309560), (32, 270865), (35, 247648), (40, 216692), (56, 154780), (70, 123824), (71, 122080), (80, 108346), (109, 79520), (112, 77390), (140, 61912), (142, 61040), (160, 54173), (218, 39760), (224, 38695), (280, 30956), (284, 30520), (355, 24416), (436, 19880), (497, 17440), (545, 15904), (560, 15478), (568, 15260), (710, 12208), (763, 11360), (872, 9940), (994, 8720), (1090, 7952), (1120, 7739), (1136, 7630), (1420, 6104), (1526, 5680), (1744, 4970), (1988, 4360), (2180, 3976), (2272, 3815), (2485, 3488), (2840, 3052)]