138728576

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 345168000

約数和(自身を除く): 206439424

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 32, 38, 56, 58, 64, 76, 112, 116, 128, 133, 152, 203, 224, 232, 266, 281, 304, 406, 448, 464, 532, 551, 562, 608, 812, 896, 928, 1064, 1102, 1124, 1216, 1624, 1856, 1967, 2128, 2204, 2248, 2432, 3248, 3712, 3857, 3934, 4256, 4408, 4496, 5339, 6496, 7714, 7868, 8149, 8512, 8816, 8992, 10678, 12992, 15428, 15736, 16298, 17024, 17632, 17984, 21356, 25984, 30856, 31472, 32596, 35264, 35968, 37373, 42712, 57043, 61712, 62944, 65192, 70528, 74746, 85424, 114086, 123424, 125888, 130384, 149492, 154831, 170848, 228172, 246848, 251776, 260768, 298984, 309662, 341696, 456344, 493696, 521536, 597968, 619324, 683392, 912688, 1043072, 1083817, 1195936, 1238648, 1825376, 2167634, 2391872, 2477296, 3650752, 4335268, 4783744, 4954592, 7301504, 8670536, 9909184, 17341072, 19818368, 34682144, 69364288, 138728576]

約数ペア:

[(1, 138728576), (2, 69364288), (4, 34682144), (7, 19818368), (8, 17341072), (14, 9909184), (16, 8670536), (19, 7301504), (28, 4954592), (29, 4783744), (32, 4335268), (38, 3650752), (56, 2477296), (58, 2391872), (64, 2167634), (76, 1825376), (112, 1238648), (116, 1195936), (128, 1083817), (133, 1043072), (152, 912688), (203, 683392), (224, 619324), (232, 597968), (266, 521536), (281, 493696), (304, 456344), (406, 341696), (448, 309662), (464, 298984), (532, 260768), (551, 251776), (562, 246848), (608, 228172), (812, 170848), (896, 154831), (928, 149492), (1064, 130384), (1102, 125888), (1124, 123424), (1216, 114086), (1624, 85424), (1856, 74746), (1967, 70528), (2128, 65192), (2204, 62944), (2248, 61712), (2432, 57043), (3248, 42712), (3712, 37373), (3857, 35968), (3934, 35264), (4256, 32596), (4408, 31472), (4496, 30856), (5339, 25984), (6496, 21356), (7714, 17984), (7868, 17632), (8149, 17024), (8512, 16298), (8816, 15736), (8992, 15428), (10678, 12992)]