31567920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4290

約数の個数: 80

約数和(自身を含む): 101041152

約数和(自身を除く): 69473232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 4243, 7440, 8486, 12729, 16972, 21215, 25458, 33944, 42430, 50916, 63645, 67888, 84860, 101832, 127290, 131533, 169720, 203664, 254580, 263066, 339440, 394599, 509160, 526132, 657665, 789198, 1018320, 1052264, 1315330, 1578396, 1972995, 2104528, 2630660, 3156792, 3945990, 5261320, 6313584, 7891980, 10522640, 15783960, 31567920]

約数ペア:

[(1, 31567920), (2, 15783960), (3, 10522640), (4, 7891980), (5, 6313584), (6, 5261320), (8, 3945990), (10, 3156792), (12, 2630660), (15, 2104528), (16, 1972995), (20, 1578396), (24, 1315330), (30, 1052264), (31, 1018320), (40, 789198), (48, 657665), (60, 526132), (62, 509160), (80, 394599), (93, 339440), (120, 263066), (124, 254580), (155, 203664), (186, 169720), (240, 131533), (248, 127290), (310, 101832), (372, 84860), (465, 67888), (496, 63645), (620, 50916), (744, 42430), (930, 33944), (1240, 25458), (1488, 21215), (1860, 16972), (2480, 12729), (3720, 8486), (4243, 7440)]