15211872

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 49533120

約数和(自身を除く): 34321248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 239, 272, 288, 306, 312, 408, 416, 442, 468, 478, 544, 612, 624, 663, 717, 816, 884, 936, 956, 1224, 1248, 1326, 1434, 1632, 1768, 1872, 1912, 1989, 2151, 2448, 2652, 2868, 3107, 3536, 3744, 3824, 3978, 4063, 4302, 4896, 5304, 5736, 6214, 7072, 7648, 7956, 8126, 8604, 9321, 10608, 11472, 12189, 12428, 15912, 16252, 17208, 18642, 21216, 22944, 24378, 24856, 27963, 31824, 32504, 34416, 36567, 37284, 48756, 49712, 52819, 55926, 63648, 65008, 68832, 73134, 74568, 97512, 99424, 105638, 111852, 130016, 146268, 149136, 158457, 195024, 211276, 223704, 292536, 298272, 316914, 390048, 422552, 447408, 475371, 585072, 633828, 845104, 894816, 950742, 1170144, 1267656, 1690208, 1901484, 2535312, 3802968, 5070624, 7605936, 15211872]

約数ペア:

[(1, 15211872), (2, 7605936), (3, 5070624), (4, 3802968), (6, 2535312), (8, 1901484), (9, 1690208), (12, 1267656), (13, 1170144), (16, 950742), (17, 894816), (18, 845104), (24, 633828), (26, 585072), (32, 475371), (34, 447408), (36, 422552), (39, 390048), (48, 316914), (51, 298272), (52, 292536), (68, 223704), (72, 211276), (78, 195024), (96, 158457), (102, 149136), (104, 146268), (117, 130016), (136, 111852), (144, 105638), (153, 99424), (156, 97512), (204, 74568), (208, 73134), (221, 68832), (234, 65008), (239, 63648), (272, 55926), (288, 52819), (306, 49712), (312, 48756), (408, 37284), (416, 36567), (442, 34416), (468, 32504), (478, 31824), (544, 27963), (612, 24856), (624, 24378), (663, 22944), (717, 21216), (816, 18642), (884, 17208), (936, 16252), (956, 15912), (1224, 12428), (1248, 12189), (1326, 11472), (1434, 10608), (1632, 9321), (1768, 8604), (1872, 8126), (1912, 7956), (1989, 7648), (2151, 7072), (2448, 6214), (2652, 5736), (2868, 5304), (3107, 4896), (3536, 4302), (3744, 4063), (3824, 3978)]