154984960

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4657}}^1$

素因数の和:4693

約数の個数: 80

約数和(自身を含む): 400271256

約数和(自身を除く): 245286296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 4657, 6656, 8320, 9314, 16640, 18628, 23285, 33280, 37256, 46570, 60541, 74512, 93140, 121082, 149024, 186280, 242164, 298048, 302705, 372560, 484328, 596096, 605410, 745120, 968656, 1192192, 1210820, 1490240, 1937312, 2384384, 2421640, 2980480, 3874624, 4843280, 5960960, 7749248, 9686560, 11921920, 15498496, 19373120, 30996992, 38746240, 77492480, 154984960]

約数ペア:

[(1, 154984960), (2, 77492480), (4, 38746240), (5, 30996992), (8, 19373120), (10, 15498496), (13, 11921920), (16, 9686560), (20, 7749248), (26, 5960960), (32, 4843280), (40, 3874624), (52, 2980480), (64, 2421640), (65, 2384384), (80, 1937312), (104, 1490240), (128, 1210820), (130, 1192192), (160, 968656), (208, 745120), (256, 605410), (260, 596096), (320, 484328), (416, 372560), (512, 302705), (520, 298048), (640, 242164), (832, 186280), (1040, 149024), (1280, 121082), (1664, 93140), (2080, 74512), (2560, 60541), (3328, 46570), (4160, 37256), (4657, 33280), (6656, 23285), (8320, 18628), (9314, 16640)]