154386944

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 80

約数和(自身を含む): 325264896

約数和(自身を除く): 170877952

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 137, 142, 248, 256, 274, 284, 496, 512, 548, 568, 992, 1096, 1136, 1984, 2192, 2201, 2272, 3968, 4247, 4384, 4402, 4544, 7936, 8494, 8768, 8804, 9088, 9727, 15872, 16988, 17536, 17608, 18176, 19454, 33976, 35072, 35216, 36352, 38908, 67952, 70144, 70432, 77816, 135904, 140864, 155632, 271808, 281728, 301537, 311264, 543616, 563456, 603074, 622528, 1087232, 1126912, 1206148, 1245056, 2174464, 2412296, 2490112, 4824592, 4980224, 9649184, 19298368, 38596736, 77193472, 154386944]

約数ペア:

[(1, 154386944), (2, 77193472), (4, 38596736), (8, 19298368), (16, 9649184), (31, 4980224), (32, 4824592), (62, 2490112), (64, 2412296), (71, 2174464), (124, 1245056), (128, 1206148), (137, 1126912), (142, 1087232), (248, 622528), (256, 603074), (274, 563456), (284, 543616), (496, 311264), (512, 301537), (548, 281728), (568, 271808), (992, 155632), (1096, 140864), (1136, 135904), (1984, 77816), (2192, 70432), (2201, 70144), (2272, 67952), (3968, 38908), (4247, 36352), (4384, 35216), (4402, 35072), (4544, 33976), (7936, 19454), (8494, 18176), (8768, 17608), (8804, 17536), (9088, 16988), (9727, 15872)]