28716360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3923}}^1$

素因数の和:3998

約数の個数: 64

約数和(自身を含む): 87583680

約数和(自身を除く): 58867320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 3923, 7320, 7846, 11769, 15692, 19615, 23538, 31384, 39230, 47076, 58845, 78460, 94152, 117690, 156920, 235380, 239303, 470760, 478606, 717909, 957212, 1196515, 1435818, 1914424, 2393030, 2871636, 3589545, 4786060, 5743272, 7179090, 9572120, 14358180, 28716360]

約数ペア:

[(1, 28716360), (2, 14358180), (3, 9572120), (4, 7179090), (5, 5743272), (6, 4786060), (8, 3589545), (10, 2871636), (12, 2393030), (15, 1914424), (20, 1435818), (24, 1196515), (30, 957212), (40, 717909), (60, 478606), (61, 470760), (120, 239303), (122, 235380), (183, 156920), (244, 117690), (305, 94152), (366, 78460), (488, 58845), (610, 47076), (732, 39230), (915, 31384), (1220, 23538), (1464, 19615), (1830, 15692), (2440, 11769), (3660, 7846), (3923, 7320)]