287489536

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:415

約数の個数: 80

約数和(自身を含む): 604961280

約数和(自身を除く): 317471744

約数列:

[1, 2, 4, 8, 16, 31, 32, 59, 62, 64, 118, 124, 128, 236, 248, 256, 307, 472, 496, 512, 614, 944, 992, 1228, 1829, 1888, 1984, 2456, 3658, 3776, 3968, 4912, 7316, 7552, 7936, 9517, 9824, 14632, 15104, 15872, 18113, 19034, 19648, 29264, 30208, 36226, 38068, 39296, 58528, 72452, 76136, 78592, 117056, 144904, 152272, 157184, 234112, 289808, 304544, 468224, 561503, 579616, 609088, 936448, 1123006, 1159232, 1218176, 2246012, 2318464, 2436352, 4492024, 4636928, 4872704, 8984048, 9273856, 17968096, 35936192, 71872384, 143744768, 287489536]

約数ペア:

[(1, 287489536), (2, 143744768), (4, 71872384), (8, 35936192), (16, 17968096), (31, 9273856), (32, 8984048), (59, 4872704), (62, 4636928), (64, 4492024), (118, 2436352), (124, 2318464), (128, 2246012), (236, 1218176), (248, 1159232), (256, 1123006), (307, 936448), (472, 609088), (496, 579616), (512, 561503), (614, 468224), (944, 304544), (992, 289808), (1228, 234112), (1829, 157184), (1888, 152272), (1984, 144904), (2456, 117056), (3658, 78592), (3776, 76136), (3968, 72452), (4912, 58528), (7316, 39296), (7552, 38068), (7936, 36226), (9517, 30208), (9824, 29264), (14632, 19648), (15104, 19034), (15872, 18113)]