28618680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3359}}^1$

素因数の和:3444

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 58472520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 3359, 4260, 6718, 8520, 10077, 13436, 16795, 20154, 26872, 33590, 40308, 50385, 67180, 80616, 100770, 134360, 201540, 238489, 403080, 476978, 715467, 953956, 1192445, 1430934, 1907912, 2384890, 2861868, 3577335, 4769780, 5723736, 7154670, 9539560, 14309340, 28618680]

約数ペア:

[(1, 28618680), (2, 14309340), (3, 9539560), (4, 7154670), (5, 5723736), (6, 4769780), (8, 3577335), (10, 2861868), (12, 2384890), (15, 1907912), (20, 1430934), (24, 1192445), (30, 953956), (40, 715467), (60, 476978), (71, 403080), (120, 238489), (142, 201540), (213, 134360), (284, 100770), (355, 80616), (426, 67180), (568, 50385), (710, 40308), (852, 33590), (1065, 26872), (1420, 20154), (1704, 16795), (2130, 13436), (2840, 10077), (3359, 8520), (4260, 6718)]