278182968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{379}}^1$

素因数の和:669

約数の個数: 128

約数和(自身を含む): 847065600

約数和(自身を除く): 568882632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 257, 357, 379, 408, 476, 514, 714, 758, 771, 952, 1028, 1137, 1428, 1516, 1542, 1799, 2056, 2274, 2653, 2856, 3032, 3084, 3598, 4369, 4548, 5306, 5397, 6168, 6443, 7196, 7959, 8738, 9096, 10612, 10794, 12886, 13107, 14392, 15918, 17476, 19329, 21224, 21588, 25772, 26214, 30583, 31836, 34952, 38658, 43176, 45101, 51544, 52428, 61166, 63672, 77316, 90202, 91749, 97403, 104856, 122332, 135303, 154632, 180404, 183498, 194806, 244664, 270606, 292209, 360808, 366996, 389612, 541212, 584418, 681821, 733992, 779224, 1082424, 1168836, 1363642, 1655851, 2045463, 2337672, 2727284, 3311702, 4090926, 4967553, 5454568, 6623404, 8181852, 9935106, 11590957, 13246808, 16363704, 19870212, 23181914, 34772871, 39740424, 46363828, 69545742, 92727656, 139091484, 278182968]

約数ペア:

[(1, 278182968), (2, 139091484), (3, 92727656), (4, 69545742), (6, 46363828), (7, 39740424), (8, 34772871), (12, 23181914), (14, 19870212), (17, 16363704), (21, 13246808), (24, 11590957), (28, 9935106), (34, 8181852), (42, 6623404), (51, 5454568), (56, 4967553), (68, 4090926), (84, 3311702), (102, 2727284), (119, 2337672), (136, 2045463), (168, 1655851), (204, 1363642), (238, 1168836), (257, 1082424), (357, 779224), (379, 733992), (408, 681821), (476, 584418), (514, 541212), (714, 389612), (758, 366996), (771, 360808), (952, 292209), (1028, 270606), (1137, 244664), (1428, 194806), (1516, 183498), (1542, 180404), (1799, 154632), (2056, 135303), (2274, 122332), (2653, 104856), (2856, 97403), (3032, 91749), (3084, 90202), (3598, 77316), (4369, 63672), (4548, 61166), (5306, 52428), (5397, 51544), (6168, 45101), (6443, 43176), (7196, 38658), (7959, 34952), (8738, 31836), (9096, 30583), (10612, 26214), (10794, 25772), (12886, 21588), (13107, 21224), (14392, 19329), (15918, 17476)]