268498516

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 562026080

約数和(自身を除く): 293527564

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 139, 143, 242, 278, 286, 307, 484, 556, 572, 614, 1228, 1529, 1573, 1807, 3058, 3146, 3377, 3614, 3991, 6116, 6292, 6754, 7228, 7982, 13508, 15964, 16819, 19877, 33638, 37147, 39754, 42673, 43901, 67276, 74294, 79508, 85346, 87802, 148588, 170692, 175604, 218647, 437294, 469403, 482911, 554749, 874588, 938806, 965822, 1109498, 1877612, 1931644, 2218996, 5163433, 6102239, 10326866, 12204478, 20653732, 24408956, 67124629, 134249258, 268498516]

約数ペア:

[(1, 268498516), (2, 134249258), (4, 67124629), (11, 24408956), (13, 20653732), (22, 12204478), (26, 10326866), (44, 6102239), (52, 5163433), (121, 2218996), (139, 1931644), (143, 1877612), (242, 1109498), (278, 965822), (286, 938806), (307, 874588), (484, 554749), (556, 482911), (572, 469403), (614, 437294), (1228, 218647), (1529, 175604), (1573, 170692), (1807, 148588), (3058, 87802), (3146, 85346), (3377, 79508), (3614, 74294), (3991, 67276), (6116, 43901), (6292, 42673), (6754, 39754), (7228, 37147), (7982, 33638), (13508, 19877), (15964, 16819)]