31928760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2909

約数の個数: 96

約数和(自身を含む): 107153280

約数和(自身を除く): 75224520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 2861, 3720, 5580, 5722, 8583, 11160, 11444, 14305, 17166, 22888, 25749, 28610, 34332, 42915, 51498, 57220, 68664, 85830, 88691, 102996, 114440, 128745, 171660, 177382, 205992, 257490, 266073, 343320, 354764, 443455, 514980, 532146, 709528, 798219, 886910, 1029960, 1064292, 1330365, 1596438, 1773820, 2128584, 2660730, 3192876, 3547640, 3991095, 5321460, 6385752, 7982190, 10642920, 15964380, 31928760]

約数ペア:

[(1, 31928760), (2, 15964380), (3, 10642920), (4, 7982190), (5, 6385752), (6, 5321460), (8, 3991095), (9, 3547640), (10, 3192876), (12, 2660730), (15, 2128584), (18, 1773820), (20, 1596438), (24, 1330365), (30, 1064292), (31, 1029960), (36, 886910), (40, 798219), (45, 709528), (60, 532146), (62, 514980), (72, 443455), (90, 354764), (93, 343320), (120, 266073), (124, 257490), (155, 205992), (180, 177382), (186, 171660), (248, 128745), (279, 114440), (310, 102996), (360, 88691), (372, 85830), (465, 68664), (558, 57220), (620, 51498), (744, 42915), (930, 34332), (1116, 28610), (1240, 25749), (1395, 22888), (1860, 17166), (2232, 14305), (2790, 11444), (2861, 11160), (3720, 8583), (5580, 5722)]