177691120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:634

約数の個数: 80

約数和(自身を含む): 430686720

約数和(自身を除く): 252995600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 191, 232, 290, 382, 401, 464, 580, 764, 802, 955, 1160, 1528, 1604, 1910, 2005, 2320, 3056, 3208, 3820, 4010, 5539, 6416, 7640, 8020, 11078, 11629, 15280, 16040, 22156, 23258, 27695, 32080, 44312, 46516, 55390, 58145, 76591, 88624, 93032, 110780, 116290, 153182, 186064, 221560, 232580, 306364, 382955, 443120, 465160, 612728, 765910, 930320, 1225456, 1531820, 2221139, 3063640, 4442278, 6127280, 8884556, 11105695, 17769112, 22211390, 35538224, 44422780, 88845560, 177691120]

約数ペア:

[(1, 177691120), (2, 88845560), (4, 44422780), (5, 35538224), (8, 22211390), (10, 17769112), (16, 11105695), (20, 8884556), (29, 6127280), (40, 4442278), (58, 3063640), (80, 2221139), (116, 1531820), (145, 1225456), (191, 930320), (232, 765910), (290, 612728), (382, 465160), (401, 443120), (464, 382955), (580, 306364), (764, 232580), (802, 221560), (955, 186064), (1160, 153182), (1528, 116290), (1604, 110780), (1910, 93032), (2005, 88624), (2320, 76591), (3056, 58145), (3208, 55390), (3820, 46516), (4010, 44312), (5539, 32080), (6416, 27695), (7640, 23258), (8020, 22156), (11078, 16040), (11629, 15280)]