1457664640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73471}}^1$

素因数の和:73521

約数の個数: 64

約数和(自身を含む): 3597189120

約数和(自身を除く): 2139524480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 73471, 146942, 293884, 367355, 587768, 734710, 1175536, 1469420, 2277601, 2351072, 2938840, 4555202, 4702144, 5877680, 9110404, 9404288, 11388005, 11755360, 18220808, 22776010, 23510720, 36441616, 45552020, 47021440, 72883232, 91104040, 145766464, 182208080, 291532928, 364416160, 728832320, 1457664640]

約数ペア:

[(1, 1457664640), (2, 728832320), (4, 364416160), (5, 291532928), (8, 182208080), (10, 145766464), (16, 91104040), (20, 72883232), (31, 47021440), (32, 45552020), (40, 36441616), (62, 23510720), (64, 22776010), (80, 18220808), (124, 11755360), (128, 11388005), (155, 9404288), (160, 9110404), (248, 5877680), (310, 4702144), (320, 4555202), (496, 2938840), (620, 2351072), (640, 2277601), (992, 1469420), (1240, 1175536), (1984, 734710), (2480, 587768), (3968, 367355), (4960, 293884), (9920, 146942), (19840, 73471)]