128414976

素因数分解:

$2^8\times 3^1\times {\mathrm{271}}^1\times {\mathrm{617}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 343588224

約数和(自身を除く): 215173248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 271, 384, 542, 617, 768, 813, 1084, 1234, 1626, 1851, 2168, 2468, 3252, 3702, 4336, 4936, 6504, 7404, 8672, 9872, 13008, 14808, 17344, 19744, 26016, 29616, 34688, 39488, 52032, 59232, 69376, 78976, 104064, 118464, 157952, 167207, 208128, 236928, 334414, 473856, 501621, 668828, 1003242, 1337656, 2006484, 2675312, 4012968, 5350624, 8025936, 10701248, 16051872, 21402496, 32103744, 42804992, 64207488, 128414976]

約数ペア:

[(1, 128414976), (2, 64207488), (3, 42804992), (4, 32103744), (6, 21402496), (8, 16051872), (12, 10701248), (16, 8025936), (24, 5350624), (32, 4012968), (48, 2675312), (64, 2006484), (96, 1337656), (128, 1003242), (192, 668828), (256, 501621), (271, 473856), (384, 334414), (542, 236928), (617, 208128), (768, 167207), (813, 157952), (1084, 118464), (1234, 104064), (1626, 78976), (1851, 69376), (2168, 59232), (2468, 52032), (3252, 39488), (3702, 34688), (4336, 29616), (4936, 26016), (6504, 19744), (7404, 17344), (8672, 14808), (9872, 13008)]