168200960

素因数分解:

$2^8\times 5^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 405128976

約数和(自身を除く): 236928016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 331, 397, 640, 662, 794, 1280, 1324, 1588, 1655, 1985, 2648, 3176, 3310, 3970, 5296, 6352, 6620, 7940, 10592, 12704, 13240, 15880, 21184, 25408, 26480, 31760, 42368, 50816, 52960, 63520, 84736, 101632, 105920, 127040, 131407, 211840, 254080, 262814, 423680, 508160, 525628, 657035, 1051256, 1314070, 2102512, 2628140, 4205024, 5256280, 8410048, 10512560, 16820096, 21025120, 33640192, 42050240, 84100480, 168200960]

約数ペア:

[(1, 168200960), (2, 84100480), (4, 42050240), (5, 33640192), (8, 21025120), (10, 16820096), (16, 10512560), (20, 8410048), (32, 5256280), (40, 4205024), (64, 2628140), (80, 2102512), (128, 1314070), (160, 1051256), (256, 657035), (320, 525628), (331, 508160), (397, 423680), (640, 262814), (662, 254080), (794, 211840), (1280, 131407), (1324, 127040), (1588, 105920), (1655, 101632), (1985, 84736), (2648, 63520), (3176, 52960), (3310, 50816), (3970, 42368), (5296, 31760), (6352, 26480), (6620, 25408), (7940, 21184), (10592, 15880), (12704, 13240)]