86869120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 229022640

約数和(自身を除く): 142153520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 128, 130, 160, 197, 208, 212, 260, 265, 320, 394, 416, 424, 520, 530, 640, 689, 788, 832, 848, 985, 1040, 1060, 1378, 1576, 1664, 1696, 1970, 2080, 2120, 2561, 2756, 3152, 3392, 3445, 3940, 4160, 4240, 5122, 5512, 6304, 6784, 6890, 7880, 8320, 8480, 10244, 10441, 11024, 12608, 12805, 13780, 15760, 16960, 20488, 20882, 22048, 25216, 25610, 27560, 31520, 33920, 40976, 41764, 44096, 51220, 52205, 55120, 63040, 81952, 83528, 88192, 102440, 104410, 110240, 126080, 135733, 163904, 167056, 204880, 208820, 220480, 271466, 327808, 334112, 409760, 417640, 440960, 542932, 668224, 678665, 819520, 835280, 1085864, 1336448, 1357330, 1639040, 1670560, 2171728, 2714660, 3341120, 4343456, 5429320, 6682240, 8686912, 10858640, 17373824, 21717280, 43434560, 86869120]

約数ペア:

[(1, 86869120), (2, 43434560), (4, 21717280), (5, 17373824), (8, 10858640), (10, 8686912), (13, 6682240), (16, 5429320), (20, 4343456), (26, 3341120), (32, 2714660), (40, 2171728), (52, 1670560), (53, 1639040), (64, 1357330), (65, 1336448), (80, 1085864), (104, 835280), (106, 819520), (128, 678665), (130, 668224), (160, 542932), (197, 440960), (208, 417640), (212, 409760), (260, 334112), (265, 327808), (320, 271466), (394, 220480), (416, 208820), (424, 204880), (520, 167056), (530, 163904), (640, 135733), (689, 126080), (788, 110240), (832, 104410), (848, 102440), (985, 88192), (1040, 83528), (1060, 81952), (1378, 63040), (1576, 55120), (1664, 52205), (1696, 51220), (1970, 44096), (2080, 41764), (2120, 40976), (2561, 33920), (2756, 31520), (3152, 27560), (3392, 25610), (3445, 25216), (3940, 22048), (4160, 20882), (4240, 20488), (5122, 16960), (5512, 15760), (6304, 13780), (6784, 12805), (6890, 12608), (7880, 11024), (8320, 10441), (8480, 10244)]