331320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 1088640

約数和(自身を除く): 757320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 251, 264, 330, 440, 502, 660, 753, 1004, 1255, 1320, 1506, 2008, 2510, 2761, 3012, 3765, 5020, 5522, 6024, 7530, 8283, 10040, 11044, 13805, 15060, 16566, 22088, 27610, 30120, 33132, 41415, 55220, 66264, 82830, 110440, 165660, 331320]

約数ペア:

[(1, 331320), (2, 165660), (3, 110440), (4, 82830), (5, 66264), (6, 55220), (8, 41415), (10, 33132), (11, 30120), (12, 27610), (15, 22088), (20, 16566), (22, 15060), (24, 13805), (30, 11044), (33, 10040), (40, 8283), (44, 7530), (55, 6024), (60, 5522), (66, 5020), (88, 3765), (110, 3012), (120, 2761), (132, 2510), (165, 2008), (220, 1506), (251, 1320), (264, 1255), (330, 1004), (440, 753), (502, 660)]