1260874760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{13759}}^1$

素因数の和:13878

約数の個数: 64

約数和(自身を含む): 2972160000

約数和(自身を除く): 1711285240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 116, 145, 158, 232, 290, 316, 395, 580, 632, 790, 1160, 1580, 2291, 3160, 4582, 9164, 11455, 13759, 18328, 22910, 27518, 45820, 55036, 68795, 91640, 110072, 137590, 275180, 399011, 550360, 798022, 1086961, 1596044, 1995055, 2173922, 3192088, 3990110, 4347844, 5434805, 7980220, 8695688, 10869610, 15960440, 21739220, 31521869, 43478440, 63043738, 126087476, 157609345, 252174952, 315218690, 630437380, 1260874760]

約数ペア:

[(1, 1260874760), (2, 630437380), (4, 315218690), (5, 252174952), (8, 157609345), (10, 126087476), (20, 63043738), (29, 43478440), (40, 31521869), (58, 21739220), (79, 15960440), (116, 10869610), (145, 8695688), (158, 7980220), (232, 5434805), (290, 4347844), (316, 3990110), (395, 3192088), (580, 2173922), (632, 1995055), (790, 1596044), (1160, 1086961), (1580, 798022), (2291, 550360), (3160, 399011), (4582, 275180), (9164, 137590), (11455, 110072), (13759, 91640), (18328, 68795), (22910, 55036), (27518, 45820)]