31102920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:980

約数の個数: 128

約数和(自身を含む): 107136000

約数和(自身を除く): 76033080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 929, 930, 1080, 1116, 1240, 1395, 1674, 1858, 1860, 2232, 2787, 2790, 3348, 3716, 3720, 4185, 4645, 5574, 5580, 6696, 7432, 8361, 8370, 9290, 11148, 11160, 13935, 16722, 16740, 18580, 22296, 25083, 27870, 28799, 33444, 33480, 37160, 41805, 50166, 55740, 57598, 66888, 83610, 86397, 100332, 111480, 115196, 125415, 143995, 167220, 172794, 200664, 230392, 250830, 259191, 287990, 334440, 345588, 431985, 501660, 518382, 575980, 691176, 777573, 863970, 1003320, 1036764, 1151960, 1295955, 1555146, 1727940, 2073528, 2591910, 3110292, 3455880, 3887865, 5183820, 6220584, 7775730, 10367640, 15551460, 31102920]

約数ペア:

[(1, 31102920), (2, 15551460), (3, 10367640), (4, 7775730), (5, 6220584), (6, 5183820), (8, 3887865), (9, 3455880), (10, 3110292), (12, 2591910), (15, 2073528), (18, 1727940), (20, 1555146), (24, 1295955), (27, 1151960), (30, 1036764), (31, 1003320), (36, 863970), (40, 777573), (45, 691176), (54, 575980), (60, 518382), (62, 501660), (72, 431985), (90, 345588), (93, 334440), (108, 287990), (120, 259191), (124, 250830), (135, 230392), (155, 200664), (180, 172794), (186, 167220), (216, 143995), (248, 125415), (270, 115196), (279, 111480), (310, 100332), (360, 86397), (372, 83610), (465, 66888), (540, 57598), (558, 55740), (620, 50166), (744, 41805), (837, 37160), (929, 33480), (930, 33444), (1080, 28799), (1116, 27870), (1240, 25083), (1395, 22296), (1674, 18580), (1858, 16740), (1860, 16722), (2232, 13935), (2787, 11160), (2790, 11148), (3348, 9290), (3716, 8370), (3720, 8361), (4185, 7432), (4645, 6696), (5574, 5580)]