155434640

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:744

約数の個数: 80

約数和(自身を含む): 375190272

約数和(自身を除く): 219755632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 67, 80, 94, 134, 188, 235, 268, 335, 376, 470, 536, 617, 670, 752, 940, 1072, 1234, 1340, 1880, 2468, 2680, 3085, 3149, 3760, 4936, 5360, 6170, 6298, 9872, 12340, 12596, 15745, 24680, 25192, 28999, 31490, 41339, 49360, 50384, 57998, 62980, 82678, 115996, 125960, 144995, 165356, 206695, 231992, 251920, 289990, 330712, 413390, 463984, 579980, 661424, 826780, 1159960, 1653560, 1942933, 2319920, 3307120, 3885866, 7771732, 9714665, 15543464, 19429330, 31086928, 38858660, 77717320, 155434640]

約数ペア:

[(1, 155434640), (2, 77717320), (4, 38858660), (5, 31086928), (8, 19429330), (10, 15543464), (16, 9714665), (20, 7771732), (40, 3885866), (47, 3307120), (67, 2319920), (80, 1942933), (94, 1653560), (134, 1159960), (188, 826780), (235, 661424), (268, 579980), (335, 463984), (376, 413390), (470, 330712), (536, 289990), (617, 251920), (670, 231992), (752, 206695), (940, 165356), (1072, 144995), (1234, 125960), (1340, 115996), (1880, 82678), (2468, 62980), (2680, 57998), (3085, 50384), (3149, 49360), (3760, 41339), (4936, 31490), (5360, 28999), (6170, 25192), (6298, 24680), (9872, 15745), (12340, 12596)]