31448880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1459

約数の個数: 120

約数和(自身を含む): 109100160

約数和(自身を除く): 77651280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1409, 1488, 1860, 2232, 2480, 2790, 2818, 3720, 4227, 4464, 5580, 5636, 7045, 7440, 8454, 11160, 11272, 12681, 14090, 16908, 21135, 22320, 22544, 25362, 28180, 33816, 42270, 43679, 50724, 56360, 63405, 67632, 84540, 87358, 101448, 112720, 126810, 131037, 169080, 174716, 202896, 218395, 253620, 262074, 338160, 349432, 393111, 436790, 507240, 524148, 655185, 698864, 786222, 873580, 1014480, 1048296, 1310370, 1572444, 1747160, 1965555, 2096592, 2620740, 3144888, 3494320, 3931110, 5241480, 6289776, 7862220, 10482960, 15724440, 31448880]

約数ペア:

[(1, 31448880), (2, 15724440), (3, 10482960), (4, 7862220), (5, 6289776), (6, 5241480), (8, 3931110), (9, 3494320), (10, 3144888), (12, 2620740), (15, 2096592), (16, 1965555), (18, 1747160), (20, 1572444), (24, 1310370), (30, 1048296), (31, 1014480), (36, 873580), (40, 786222), (45, 698864), (48, 655185), (60, 524148), (62, 507240), (72, 436790), (80, 393111), (90, 349432), (93, 338160), (120, 262074), (124, 253620), (144, 218395), (155, 202896), (180, 174716), (186, 169080), (240, 131037), (248, 126810), (279, 112720), (310, 101448), (360, 87358), (372, 84540), (465, 67632), (496, 63405), (558, 56360), (620, 50724), (720, 43679), (744, 42270), (930, 33816), (1116, 28180), (1240, 25362), (1395, 22544), (1409, 22320), (1488, 21135), (1860, 16908), (2232, 14090), (2480, 12681), (2790, 11272), (2818, 11160), (3720, 8454), (4227, 7440), (4464, 7045), (5580, 5636)]