56118020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 152664960

約数和(自身を除く): 96546940

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 73, 76, 85, 95, 119, 133, 140, 146, 170, 190, 238, 266, 289, 292, 323, 340, 365, 380, 476, 511, 532, 578, 595, 646, 665, 730, 1022, 1156, 1190, 1241, 1292, 1330, 1387, 1445, 1460, 1615, 2023, 2044, 2261, 2380, 2482, 2555, 2660, 2774, 2890, 3230, 4046, 4522, 4964, 5110, 5491, 5548, 5780, 6205, 6460, 6935, 8092, 8687, 9044, 9709, 10115, 10220, 10982, 11305, 12410, 13870, 17374, 19418, 20230, 21097, 21964, 22610, 23579, 24820, 27455, 27740, 34748, 38437, 38836, 40460, 42194, 43435, 45220, 47158, 48545, 54910, 76874, 84388, 86870, 94316, 97090, 105485, 109820, 117895, 147679, 153748, 165053, 173740, 192185, 194180, 210970, 235790, 295358, 330106, 384370, 400843, 421940, 471580, 590716, 660212, 738395, 768740, 801686, 825265, 1476790, 1603372, 1650530, 2004215, 2805901, 2953580, 3301060, 4008430, 5611802, 8016860, 11223604, 14029505, 28059010, 56118020]

約数ペア:

[(1, 56118020), (2, 28059010), (4, 14029505), (5, 11223604), (7, 8016860), (10, 5611802), (14, 4008430), (17, 3301060), (19, 2953580), (20, 2805901), (28, 2004215), (34, 1650530), (35, 1603372), (38, 1476790), (68, 825265), (70, 801686), (73, 768740), (76, 738395), (85, 660212), (95, 590716), (119, 471580), (133, 421940), (140, 400843), (146, 384370), (170, 330106), (190, 295358), (238, 235790), (266, 210970), (289, 194180), (292, 192185), (323, 173740), (340, 165053), (365, 153748), (380, 147679), (476, 117895), (511, 109820), (532, 105485), (578, 97090), (595, 94316), (646, 86870), (665, 84388), (730, 76874), (1022, 54910), (1156, 48545), (1190, 47158), (1241, 45220), (1292, 43435), (1330, 42194), (1387, 40460), (1445, 38836), (1460, 38437), (1615, 34748), (2023, 27740), (2044, 27455), (2261, 24820), (2380, 23579), (2482, 22610), (2555, 21964), (2660, 21097), (2774, 20230), (2890, 19418), (3230, 17374), (4046, 13870), (4522, 12410), (4964, 11305), (5110, 10982), (5491, 10220), (5548, 10115), (5780, 9709), (6205, 9044), (6460, 8687), (6935, 8092)]