42716440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 106725600

約数和(自身を除く): 64009160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 89, 104, 130, 142, 169, 178, 260, 284, 338, 355, 356, 445, 520, 568, 676, 710, 712, 845, 890, 923, 1157, 1352, 1420, 1690, 1780, 1846, 2314, 2840, 3380, 3560, 3692, 4615, 4628, 5785, 6319, 6760, 7384, 9230, 9256, 11570, 11999, 12638, 15041, 18460, 23140, 23998, 25276, 30082, 31595, 36920, 46280, 47996, 50552, 59995, 60164, 63190, 75205, 82147, 95992, 119990, 120328, 126380, 150410, 164294, 239980, 252760, 300820, 328588, 410735, 479960, 601640, 657176, 821470, 1067911, 1642940, 2135822, 3285880, 4271644, 5339555, 8543288, 10679110, 21358220, 42716440]

約数ペア:

[(1, 42716440), (2, 21358220), (4, 10679110), (5, 8543288), (8, 5339555), (10, 4271644), (13, 3285880), (20, 2135822), (26, 1642940), (40, 1067911), (52, 821470), (65, 657176), (71, 601640), (89, 479960), (104, 410735), (130, 328588), (142, 300820), (169, 252760), (178, 239980), (260, 164294), (284, 150410), (338, 126380), (355, 120328), (356, 119990), (445, 95992), (520, 82147), (568, 75205), (676, 63190), (710, 60164), (712, 59995), (845, 50552), (890, 47996), (923, 46280), (1157, 36920), (1352, 31595), (1420, 30082), (1690, 25276), (1780, 23998), (1846, 23140), (2314, 18460), (2840, 15041), (3380, 12638), (3560, 11999), (3692, 11570), (4615, 9256), (4628, 9230), (5785, 7384), (6319, 6760)]