72981792

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 226889208

約数和(自身を除く): 153907416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 101, 104, 117, 144, 156, 193, 202, 208, 234, 288, 303, 312, 386, 404, 416, 468, 579, 606, 624, 772, 808, 909, 936, 1158, 1212, 1248, 1313, 1544, 1616, 1737, 1818, 1872, 2316, 2424, 2509, 2626, 3088, 3232, 3474, 3636, 3744, 3939, 4632, 4848, 5018, 5252, 6176, 6948, 7272, 7527, 7878, 9264, 9696, 10036, 10504, 11817, 13896, 14544, 15054, 15756, 18528, 19493, 20072, 21008, 22581, 23634, 27792, 29088, 30108, 31512, 38986, 40144, 42016, 45162, 47268, 55584, 58479, 60216, 63024, 77972, 80288, 90324, 94536, 116958, 120432, 126048, 155944, 175437, 180648, 189072, 233916, 240864, 253409, 311888, 350874, 361296, 378144, 467832, 506818, 623776, 701748, 722592, 760227, 935664, 1013636, 1403496, 1520454, 1871328, 2027272, 2280681, 2806992, 3040908, 4054544, 4561362, 5613984, 6081816, 8109088, 9122724, 12163632, 18245448, 24327264, 36490896, 72981792]

約数ペア:

[(1, 72981792), (2, 36490896), (3, 24327264), (4, 18245448), (6, 12163632), (8, 9122724), (9, 8109088), (12, 6081816), (13, 5613984), (16, 4561362), (18, 4054544), (24, 3040908), (26, 2806992), (32, 2280681), (36, 2027272), (39, 1871328), (48, 1520454), (52, 1403496), (72, 1013636), (78, 935664), (96, 760227), (101, 722592), (104, 701748), (117, 623776), (144, 506818), (156, 467832), (193, 378144), (202, 361296), (208, 350874), (234, 311888), (288, 253409), (303, 240864), (312, 233916), (386, 189072), (404, 180648), (416, 175437), (468, 155944), (579, 126048), (606, 120432), (624, 116958), (772, 94536), (808, 90324), (909, 80288), (936, 77972), (1158, 63024), (1212, 60216), (1248, 58479), (1313, 55584), (1544, 47268), (1616, 45162), (1737, 42016), (1818, 40144), (1872, 38986), (2316, 31512), (2424, 30108), (2509, 29088), (2626, 27792), (3088, 23634), (3232, 22581), (3474, 21008), (3636, 20072), (3744, 19493), (3939, 18528), (4632, 15756), (4848, 15054), (5018, 14544), (5252, 13896), (6176, 11817), (6948, 10504), (7272, 10036), (7527, 9696), (7878, 9264)]