68520320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9733}}^1$

素因数の和:9763

約数の個数: 64

約数和(自身を含む): 178716240

約数和(自身を除く): 110195920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 9733, 19466, 38932, 48665, 77864, 97330, 107063, 155728, 194660, 214126, 311456, 389320, 428252, 535315, 622912, 778640, 856504, 1070630, 1245824, 1557280, 1713008, 2141260, 3114560, 3426016, 4282520, 6229120, 6852032, 8565040, 13704064, 17130080, 34260160, 68520320]

約数ペア:

[(1, 68520320), (2, 34260160), (4, 17130080), (5, 13704064), (8, 8565040), (10, 6852032), (11, 6229120), (16, 4282520), (20, 3426016), (22, 3114560), (32, 2141260), (40, 1713008), (44, 1557280), (55, 1245824), (64, 1070630), (80, 856504), (88, 778640), (110, 622912), (128, 535315), (160, 428252), (176, 389320), (220, 311456), (320, 214126), (352, 194660), (440, 155728), (640, 107063), (704, 97330), (880, 77864), (1408, 48665), (1760, 38932), (3520, 19466), (7040, 9733)]