1239771520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149011}}^1$

素因数の和:149043

約数の個数: 64

約数和(自身を含む): 3191837040

約数和(自身を除く): 1952065520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 149011, 298022, 596044, 745055, 1192088, 1490110, 1937143, 2384176, 2980220, 3874286, 4768352, 5960440, 7748572, 9536704, 9685715, 11920880, 15497144, 19073408, 19371430, 23841760, 30994288, 38742860, 47683520, 61988576, 77485720, 95367040, 123977152, 154971440, 247954304, 309942880, 619885760, 1239771520]

約数ペア:

[(1, 1239771520), (2, 619885760), (4, 309942880), (5, 247954304), (8, 154971440), (10, 123977152), (13, 95367040), (16, 77485720), (20, 61988576), (26, 47683520), (32, 38742860), (40, 30994288), (52, 23841760), (64, 19371430), (65, 19073408), (80, 15497144), (104, 11920880), (128, 9685715), (130, 9536704), (160, 7748572), (208, 5960440), (260, 4768352), (320, 3874286), (416, 2980220), (520, 2384176), (640, 1937143), (832, 1490110), (1040, 1192088), (1664, 745055), (2080, 596044), (4160, 298022), (8320, 149011)]