256062378

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{2087}}^1$

素因数の和:2140

約数の個数: 72

約数和(自身を含む): 609837984

約数和(自身を除く): 353775606

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 169, 242, 286, 338, 363, 429, 507, 726, 858, 1014, 1573, 1859, 2087, 3146, 3718, 4174, 4719, 5577, 6261, 9438, 11154, 12522, 20449, 22957, 27131, 40898, 45914, 54262, 61347, 68871, 81393, 122694, 137742, 162786, 252527, 298441, 352703, 505054, 596882, 705406, 757581, 895323, 1058109, 1515162, 1790646, 2116218, 3282851, 3879733, 6565702, 7759466, 9848553, 11639199, 19697106, 23278398, 42677063, 85354126, 128031189, 256062378]

約数ペア:

[(1, 256062378), (2, 128031189), (3, 85354126), (6, 42677063), (11, 23278398), (13, 19697106), (22, 11639199), (26, 9848553), (33, 7759466), (39, 6565702), (66, 3879733), (78, 3282851), (121, 2116218), (143, 1790646), (169, 1515162), (242, 1058109), (286, 895323), (338, 757581), (363, 705406), (429, 596882), (507, 505054), (726, 352703), (858, 298441), (1014, 252527), (1573, 162786), (1859, 137742), (2087, 122694), (3146, 81393), (3718, 68871), (4174, 61347), (4719, 54262), (5577, 45914), (6261, 40898), (9438, 27131), (11154, 22957), (12522, 20449)]