318071768

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 767491200

約数和(自身を除く): 449419432

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 41, 56, 58, 68, 82, 116, 119, 136, 164, 203, 232, 238, 281, 287, 328, 406, 476, 493, 562, 574, 697, 812, 952, 986, 1124, 1148, 1189, 1394, 1624, 1967, 1972, 2248, 2296, 2378, 2788, 3451, 3934, 3944, 4756, 4777, 4879, 5576, 6902, 7868, 8149, 8323, 9512, 9554, 9758, 11521, 13804, 15736, 16298, 16646, 19108, 19516, 20213, 23042, 27608, 32596, 33292, 33439, 38216, 39032, 40426, 46084, 57043, 65192, 66584, 66878, 80647, 80852, 92168, 114086, 133756, 138533, 141491, 161294, 161704, 195857, 228172, 267512, 277066, 282982, 322588, 334109, 391714, 456344, 554132, 565964, 645176, 668218, 783428, 969731, 1108264, 1131928, 1336436, 1370999, 1566856, 1939462, 2338763, 2672872, 2741998, 3878924, 4677526, 5483996, 5679853, 7757848, 9355052, 10967992, 11359706, 18710104, 22719412, 39758971, 45438824, 79517942, 159035884, 318071768]

約数ペア:

[(1, 318071768), (2, 159035884), (4, 79517942), (7, 45438824), (8, 39758971), (14, 22719412), (17, 18710104), (28, 11359706), (29, 10967992), (34, 9355052), (41, 7757848), (56, 5679853), (58, 5483996), (68, 4677526), (82, 3878924), (116, 2741998), (119, 2672872), (136, 2338763), (164, 1939462), (203, 1566856), (232, 1370999), (238, 1336436), (281, 1131928), (287, 1108264), (328, 969731), (406, 783428), (476, 668218), (493, 645176), (562, 565964), (574, 554132), (697, 456344), (812, 391714), (952, 334109), (986, 322588), (1124, 282982), (1148, 277066), (1189, 267512), (1394, 228172), (1624, 195857), (1967, 161704), (1972, 161294), (2248, 141491), (2296, 138533), (2378, 133756), (2788, 114086), (3451, 92168), (3934, 80852), (3944, 80647), (4756, 66878), (4777, 66584), (4879, 65192), (5576, 57043), (6902, 46084), (7868, 40426), (8149, 39032), (8323, 38216), (9512, 33439), (9554, 33292), (9758, 32596), (11521, 27608), (13804, 23042), (15736, 20213), (16298, 19516), (16646, 19108)]