139903744

素因数分解:

$2^8\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 108

約数和(自身を含む): 311243968

約数和(自身を除く): 171340224

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 61, 62, 64, 68, 122, 124, 128, 136, 244, 248, 256, 272, 289, 488, 496, 527, 544, 578, 976, 992, 1037, 1054, 1088, 1156, 1891, 1952, 1984, 2074, 2108, 2176, 2312, 3782, 3904, 3968, 4148, 4216, 4352, 4624, 7564, 7808, 7936, 8296, 8432, 8959, 9248, 15128, 15616, 16592, 16864, 17629, 17918, 18496, 30256, 32147, 33184, 33728, 35258, 35836, 36992, 60512, 64294, 66368, 67456, 70516, 71672, 73984, 121024, 128588, 132736, 134912, 141032, 143344, 242048, 257176, 265472, 282064, 286688, 484096, 514352, 546499, 564128, 573376, 1028704, 1092998, 1128256, 1146752, 2057408, 2185996, 2256512, 2293504, 4114816, 4371992, 4513024, 8229632, 8743984, 17487968, 34975936, 69951872, 139903744]

約数ペア:

[(1, 139903744), (2, 69951872), (4, 34975936), (8, 17487968), (16, 8743984), (17, 8229632), (31, 4513024), (32, 4371992), (34, 4114816), (61, 2293504), (62, 2256512), (64, 2185996), (68, 2057408), (122, 1146752), (124, 1128256), (128, 1092998), (136, 1028704), (244, 573376), (248, 564128), (256, 546499), (272, 514352), (289, 484096), (488, 286688), (496, 282064), (527, 265472), (544, 257176), (578, 242048), (976, 143344), (992, 141032), (1037, 134912), (1054, 132736), (1088, 128588), (1156, 121024), (1891, 73984), (1952, 71672), (1984, 70516), (2074, 67456), (2108, 66368), (2176, 64294), (2312, 60512), (3782, 36992), (3904, 35836), (3968, 35258), (4148, 33728), (4216, 33184), (4352, 32147), (4624, 30256), (7564, 18496), (7808, 17918), (7936, 17629), (8296, 16864), (8432, 16592), (8959, 15616), (9248, 15128)]