178739496

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 192

約数和(自身を含む): 566092800

約数和(自身を除く): 387353304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 47, 51, 52, 68, 72, 78, 94, 102, 104, 117, 136, 141, 153, 156, 188, 204, 221, 234, 239, 282, 306, 312, 376, 408, 423, 442, 468, 478, 564, 611, 612, 663, 717, 799, 846, 884, 936, 956, 1128, 1222, 1224, 1326, 1434, 1598, 1692, 1768, 1833, 1912, 1989, 2151, 2397, 2444, 2652, 2868, 3107, 3196, 3384, 3666, 3978, 4063, 4302, 4794, 4888, 5304, 5499, 5736, 6214, 6392, 7191, 7332, 7956, 8126, 8604, 9321, 9588, 10387, 10998, 11233, 12189, 12428, 14382, 14664, 15912, 16252, 17208, 18642, 19176, 20774, 21996, 22466, 24378, 24856, 27963, 28764, 31161, 32504, 33699, 36567, 37284, 41548, 43992, 44932, 48756, 52819, 55926, 57528, 62322, 67398, 73134, 74568, 83096, 89864, 93483, 97512, 101097, 105638, 111852, 124644, 134796, 146029, 146268, 158457, 186966, 190961, 202194, 211276, 223704, 249288, 269592, 292058, 292536, 316914, 373932, 381922, 404388, 422552, 438087, 475371, 572883, 584116, 633828, 747864, 763844, 808776, 876174, 950742, 1145766, 1168232, 1267656, 1314261, 1527688, 1718649, 1752348, 1901484, 2291532, 2482493, 2628522, 3437298, 3504696, 3802968, 4583064, 4964986, 5257044, 6874596, 7447479, 9929972, 10514088, 13749192, 14894958, 19859944, 22342437, 29789916, 44684874, 59579832, 89369748, 178739496]

約数ペア:

[(1, 178739496), (2, 89369748), (3, 59579832), (4, 44684874), (6, 29789916), (8, 22342437), (9, 19859944), (12, 14894958), (13, 13749192), (17, 10514088), (18, 9929972), (24, 7447479), (26, 6874596), (34, 5257044), (36, 4964986), (39, 4583064), (47, 3802968), (51, 3504696), (52, 3437298), (68, 2628522), (72, 2482493), (78, 2291532), (94, 1901484), (102, 1752348), (104, 1718649), (117, 1527688), (136, 1314261), (141, 1267656), (153, 1168232), (156, 1145766), (188, 950742), (204, 876174), (221, 808776), (234, 763844), (239, 747864), (282, 633828), (306, 584116), (312, 572883), (376, 475371), (408, 438087), (423, 422552), (442, 404388), (468, 381922), (478, 373932), (564, 316914), (611, 292536), (612, 292058), (663, 269592), (717, 249288), (799, 223704), (846, 211276), (884, 202194), (936, 190961), (956, 186966), (1128, 158457), (1222, 146268), (1224, 146029), (1326, 134796), (1434, 124644), (1598, 111852), (1692, 105638), (1768, 101097), (1833, 97512), (1912, 93483), (1989, 89864), (2151, 83096), (2397, 74568), (2444, 73134), (2652, 67398), (2868, 62322), (3107, 57528), (3196, 55926), (3384, 52819), (3666, 48756), (3978, 44932), (4063, 43992), (4302, 41548), (4794, 37284), (4888, 36567), (5304, 33699), (5499, 32504), (5736, 31161), (6214, 28764), (6392, 27963), (7191, 24856), (7332, 24378), (7956, 22466), (8126, 21996), (8604, 20774), (9321, 19176), (9588, 18642), (10387, 17208), (10998, 16252), (11233, 15912), (12189, 14664), (12428, 14382)]