40259328

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 117734400

約数和(自身を除く): 77475072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 89, 93, 96, 114, 124, 128, 152, 178, 186, 192, 228, 248, 256, 267, 304, 356, 372, 384, 456, 496, 534, 589, 608, 712, 744, 768, 912, 992, 1068, 1178, 1216, 1424, 1488, 1691, 1767, 1824, 1984, 2136, 2356, 2432, 2759, 2848, 2976, 3382, 3534, 3648, 3968, 4272, 4712, 4864, 5073, 5518, 5696, 5952, 6764, 7068, 7296, 7936, 8277, 8544, 9424, 10146, 11036, 11392, 11904, 13528, 14136, 14592, 16554, 17088, 18848, 20292, 22072, 22784, 23808, 27056, 28272, 33108, 34176, 37696, 40584, 44144, 52421, 54112, 56544, 66216, 68352, 75392, 81168, 88288, 104842, 108224, 113088, 132432, 150784, 157263, 162336, 176576, 209684, 216448, 226176, 264864, 314526, 324672, 353152, 419368, 432896, 452352, 529728, 629052, 649344, 706304, 838736, 1059456, 1258104, 1298688, 1677472, 2118912, 2516208, 3354944, 5032416, 6709888, 10064832, 13419776, 20129664, 40259328]

約数ペア:

[(1, 40259328), (2, 20129664), (3, 13419776), (4, 10064832), (6, 6709888), (8, 5032416), (12, 3354944), (16, 2516208), (19, 2118912), (24, 1677472), (31, 1298688), (32, 1258104), (38, 1059456), (48, 838736), (57, 706304), (62, 649344), (64, 629052), (76, 529728), (89, 452352), (93, 432896), (96, 419368), (114, 353152), (124, 324672), (128, 314526), (152, 264864), (178, 226176), (186, 216448), (192, 209684), (228, 176576), (248, 162336), (256, 157263), (267, 150784), (304, 132432), (356, 113088), (372, 108224), (384, 104842), (456, 88288), (496, 81168), (534, 75392), (589, 68352), (608, 66216), (712, 56544), (744, 54112), (768, 52421), (912, 44144), (992, 40584), (1068, 37696), (1178, 34176), (1216, 33108), (1424, 28272), (1488, 27056), (1691, 23808), (1767, 22784), (1824, 22072), (1984, 20292), (2136, 18848), (2356, 17088), (2432, 16554), (2759, 14592), (2848, 14136), (2976, 13528), (3382, 11904), (3534, 11392), (3648, 11036), (3968, 10146), (4272, 9424), (4712, 8544), (4864, 8277), (5073, 7936), (5518, 7296), (5696, 7068), (5952, 6764)]