128352896

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4621}}^1$

素因数の和:4673

約数の個数: 64

約数和(自身を含む): 301724160

約数和(自身を除く): 173371264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 4621, 6944, 9242, 13888, 18484, 27776, 32347, 36968, 64694, 73936, 129388, 143251, 147872, 258776, 286502, 295744, 517552, 573004, 591488, 1002757, 1035104, 1146008, 2005514, 2070208, 2292016, 4011028, 4140416, 4584032, 8022056, 9168064, 16044112, 18336128, 32088224, 64176448, 128352896]

約数ペア:

[(1, 128352896), (2, 64176448), (4, 32088224), (7, 18336128), (8, 16044112), (14, 9168064), (16, 8022056), (28, 4584032), (31, 4140416), (32, 4011028), (56, 2292016), (62, 2070208), (64, 2005514), (112, 1146008), (124, 1035104), (128, 1002757), (217, 591488), (224, 573004), (248, 517552), (434, 295744), (448, 286502), (496, 258776), (868, 147872), (896, 143251), (992, 129388), (1736, 73936), (1984, 64694), (3472, 36968), (3968, 32347), (4621, 27776), (6944, 18484), (9242, 13888)]