31976760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{607}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 96307200

約数和(自身を除く): 64330440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 607, 878, 1214, 1317, 1756, 1821, 2195, 2428, 2634, 3035, 3512, 3642, 4390, 4856, 5268, 6070, 6585, 7284, 8780, 9105, 10536, 12140, 13170, 14568, 17560, 18210, 24280, 26340, 36420, 52680, 72840, 266473, 532946, 799419, 1065892, 1332365, 1598838, 2131784, 2664730, 3197676, 3997095, 5329460, 6395352, 7994190, 10658920, 15988380, 31976760]

約数ペア:

[(1, 31976760), (2, 15988380), (3, 10658920), (4, 7994190), (5, 6395352), (6, 5329460), (8, 3997095), (10, 3197676), (12, 2664730), (15, 2131784), (20, 1598838), (24, 1332365), (30, 1065892), (40, 799419), (60, 532946), (120, 266473), (439, 72840), (607, 52680), (878, 36420), (1214, 26340), (1317, 24280), (1756, 18210), (1821, 17560), (2195, 14568), (2428, 13170), (2634, 12140), (3035, 10536), (3512, 9105), (3642, 8780), (4390, 7284), (4856, 6585), (5268, 6070)]