123992928

素因数分解:

$2^5\times 3^2\times {\mathrm{263}}^1\times {\mathrm{1637}}^1$

素因数の和:1916

約数の個数: 72

約数和(自身を含む): 354161808

約数和(自身を除く): 230168880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 263, 288, 526, 789, 1052, 1578, 1637, 2104, 2367, 3156, 3274, 4208, 4734, 4911, 6312, 6548, 8416, 9468, 9822, 12624, 13096, 14733, 18936, 19644, 25248, 26192, 29466, 37872, 39288, 52384, 58932, 75744, 78576, 117864, 157152, 235728, 430531, 471456, 861062, 1291593, 1722124, 2583186, 3444248, 3874779, 5166372, 6888496, 7749558, 10332744, 13776992, 15499116, 20665488, 30998232, 41330976, 61996464, 123992928]

約数ペア:

[(1, 123992928), (2, 61996464), (3, 41330976), (4, 30998232), (6, 20665488), (8, 15499116), (9, 13776992), (12, 10332744), (16, 7749558), (18, 6888496), (24, 5166372), (32, 3874779), (36, 3444248), (48, 2583186), (72, 1722124), (96, 1291593), (144, 861062), (263, 471456), (288, 430531), (526, 235728), (789, 157152), (1052, 117864), (1578, 78576), (1637, 75744), (2104, 58932), (2367, 52384), (3156, 39288), (3274, 37872), (4208, 29466), (4734, 26192), (4911, 25248), (6312, 19644), (6548, 18936), (8416, 14733), (9468, 13096), (9822, 12624)]