40782960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 160

約数和(自身を含む): 142848000

約数和(自身を除く): 102065040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 108, 120, 135, 144, 158, 180, 216, 237, 239, 240, 270, 316, 360, 395, 432, 474, 478, 540, 632, 711, 717, 720, 790, 948, 956, 1080, 1185, 1195, 1264, 1422, 1434, 1580, 1896, 1912, 2133, 2151, 2160, 2370, 2390, 2844, 2868, 3160, 3555, 3585, 3792, 3824, 4266, 4302, 4740, 4780, 5688, 5736, 6320, 6453, 7110, 7170, 8532, 8604, 9480, 9560, 10665, 10755, 11376, 11472, 12906, 14220, 14340, 17064, 17208, 18881, 18960, 19120, 21330, 21510, 25812, 28440, 28680, 32265, 34128, 34416, 37762, 42660, 43020, 51624, 56643, 56880, 57360, 64530, 75524, 85320, 86040, 94405, 103248, 113286, 129060, 151048, 169929, 170640, 172080, 188810, 226572, 258120, 283215, 302096, 339858, 377620, 453144, 509787, 516240, 566430, 679716, 755240, 849645, 906288, 1019574, 1132860, 1359432, 1510480, 1699290, 2039148, 2265720, 2548935, 2718864, 3398580, 4078296, 4531440, 5097870, 6797160, 8156592, 10195740, 13594320, 20391480, 40782960]

約数ペア:

[(1, 40782960), (2, 20391480), (3, 13594320), (4, 10195740), (5, 8156592), (6, 6797160), (8, 5097870), (9, 4531440), (10, 4078296), (12, 3398580), (15, 2718864), (16, 2548935), (18, 2265720), (20, 2039148), (24, 1699290), (27, 1510480), (30, 1359432), (36, 1132860), (40, 1019574), (45, 906288), (48, 849645), (54, 755240), (60, 679716), (72, 566430), (79, 516240), (80, 509787), (90, 453144), (108, 377620), (120, 339858), (135, 302096), (144, 283215), (158, 258120), (180, 226572), (216, 188810), (237, 172080), (239, 170640), (240, 169929), (270, 151048), (316, 129060), (360, 113286), (395, 103248), (432, 94405), (474, 86040), (478, 85320), (540, 75524), (632, 64530), (711, 57360), (717, 56880), (720, 56643), (790, 51624), (948, 43020), (956, 42660), (1080, 37762), (1185, 34416), (1195, 34128), (1264, 32265), (1422, 28680), (1434, 28440), (1580, 25812), (1896, 21510), (1912, 21330), (2133, 19120), (2151, 18960), (2160, 18881), (2370, 17208), (2390, 17064), (2844, 14340), (2868, 14220), (3160, 12906), (3555, 11472), (3585, 11376), (3792, 10755), (3824, 10665), (4266, 9560), (4302, 9480), (4740, 8604), (4780, 8532), (5688, 7170), (5736, 7110), (6320, 6453)]