268195928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 683665920

約数和(自身を除く): 415469992

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 107, 143, 154, 182, 214, 286, 308, 313, 364, 428, 572, 616, 626, 728, 749, 856, 1001, 1144, 1177, 1252, 1391, 1498, 2002, 2191, 2354, 2504, 2782, 2996, 3443, 4004, 4069, 4382, 4708, 5564, 5992, 6886, 8008, 8138, 8239, 8764, 9416, 9737, 11128, 13772, 15301, 16276, 16478, 17528, 19474, 24101, 27544, 28483, 30602, 32552, 32956, 33491, 38948, 44759, 48202, 56966, 61204, 65912, 66982, 77896, 89518, 96404, 107107, 113932, 122408, 133964, 179036, 192808, 214214, 227864, 234437, 267928, 313313, 358072, 368401, 428428, 435383, 468874, 626626, 736802, 856856, 870766, 937748, 1253252, 1473604, 1741532, 1875496, 2506504, 2578807, 2947208, 3047681, 3483064, 4789213, 5157614, 6095362, 9578426, 10315228, 12190724, 19156852, 20630456, 24381448, 33524491, 38313704, 67048982, 134097964, 268195928]

約数ペア:

[(1, 268195928), (2, 134097964), (4, 67048982), (7, 38313704), (8, 33524491), (11, 24381448), (13, 20630456), (14, 19156852), (22, 12190724), (26, 10315228), (28, 9578426), (44, 6095362), (52, 5157614), (56, 4789213), (77, 3483064), (88, 3047681), (91, 2947208), (104, 2578807), (107, 2506504), (143, 1875496), (154, 1741532), (182, 1473604), (214, 1253252), (286, 937748), (308, 870766), (313, 856856), (364, 736802), (428, 626626), (572, 468874), (616, 435383), (626, 428428), (728, 368401), (749, 358072), (856, 313313), (1001, 267928), (1144, 234437), (1177, 227864), (1252, 214214), (1391, 192808), (1498, 179036), (2002, 133964), (2191, 122408), (2354, 113932), (2504, 107107), (2782, 96404), (2996, 89518), (3443, 77896), (4004, 66982), (4069, 65912), (4382, 61204), (4708, 56966), (5564, 48202), (5992, 44759), (6886, 38948), (8008, 33491), (8138, 32956), (8239, 32552), (8764, 30602), (9416, 28483), (9737, 27544), (11128, 24101), (13772, 19474), (15301, 17528), (16276, 16478)]