145761720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:669

約数の個数: 128

約数和(自身を含む): 474163200

約数和(自身を除く): 328401480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 223, 260, 312, 390, 419, 446, 520, 669, 780, 838, 892, 1115, 1257, 1338, 1560, 1676, 1784, 2095, 2230, 2514, 2676, 2899, 3345, 3352, 4190, 4460, 5028, 5352, 5447, 5798, 6285, 6690, 8380, 8697, 8920, 10056, 10894, 11596, 12570, 13380, 14495, 16341, 16760, 17394, 21788, 23192, 25140, 26760, 27235, 28990, 32682, 34788, 43485, 43576, 50280, 54470, 57980, 65364, 69576, 81705, 86970, 93437, 108940, 115960, 130728, 163410, 173940, 186874, 217880, 280311, 326820, 347880, 373748, 467185, 560622, 653640, 747496, 934370, 1121244, 1214681, 1401555, 1868740, 2242488, 2429362, 2803110, 3644043, 3737480, 4858724, 5606220, 6073405, 7288086, 9717448, 11212440, 12146810, 14576172, 18220215, 24293620, 29152344, 36440430, 48587240, 72880860, 145761720]

約数ペア:

[(1, 145761720), (2, 72880860), (3, 48587240), (4, 36440430), (5, 29152344), (6, 24293620), (8, 18220215), (10, 14576172), (12, 12146810), (13, 11212440), (15, 9717448), (20, 7288086), (24, 6073405), (26, 5606220), (30, 4858724), (39, 3737480), (40, 3644043), (52, 2803110), (60, 2429362), (65, 2242488), (78, 1868740), (104, 1401555), (120, 1214681), (130, 1121244), (156, 934370), (195, 747496), (223, 653640), (260, 560622), (312, 467185), (390, 373748), (419, 347880), (446, 326820), (520, 280311), (669, 217880), (780, 186874), (838, 173940), (892, 163410), (1115, 130728), (1257, 115960), (1338, 108940), (1560, 93437), (1676, 86970), (1784, 81705), (2095, 69576), (2230, 65364), (2514, 57980), (2676, 54470), (2899, 50280), (3345, 43576), (3352, 43485), (4190, 34788), (4460, 32682), (5028, 28990), (5352, 27235), (5447, 26760), (5798, 25140), (6285, 23192), (6690, 21788), (8380, 17394), (8697, 16760), (8920, 16341), (10056, 14495), (10894, 13380), (11596, 12570)]