20157304560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{607}}^1\times {\mathrm{773}}^1$

素因数の和:1575

約数の個数: 160

約数和(自身を含む): 63021680640

約数和(自身を除く): 42864376080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 179, 240, 358, 537, 607, 716, 773, 895, 1074, 1214, 1432, 1546, 1790, 1821, 2148, 2319, 2428, 2685, 2864, 3035, 3092, 3580, 3642, 3865, 4296, 4638, 4856, 5370, 6070, 6184, 7160, 7284, 7730, 8592, 9105, 9276, 9712, 10740, 11595, 12140, 12368, 14320, 14568, 15460, 18210, 18552, 21480, 23190, 24280, 29136, 30920, 36420, 37104, 42960, 46380, 48560, 61840, 72840, 92760, 108653, 138367, 145680, 185520, 217306, 276734, 325959, 415101, 434612, 469211, 543265, 553468, 651918, 691835, 830202, 869224, 938422, 1086530, 1106936, 1303836, 1383670, 1407633, 1629795, 1660404, 1738448, 1876844, 2075505, 2173060, 2213872, 2346055, 2607672, 2767340, 2815266, 3259590, 3320808, 3753688, 4151010, 4346120, 4692110, 5215344, 5534680, 5630532, 6519180, 6641616, 7038165, 7507376, 8302020, 8692240, 9384220, 11069360, 11261064, 13038360, 14076330, 16604040, 18768440, 22522128, 26076720, 28152660, 33208080, 37536880, 56305320, 83988769, 112610640, 167977538, 251966307, 335955076, 419943845, 503932614, 671910152, 839887690, 1007865228, 1259831535, 1343820304, 1679775380, 2015730456, 2519663070, 3359550760, 4031460912, 5039326140, 6719101520, 10078652280, 20157304560]

約数ペア:

[(1, 20157304560), (2, 10078652280), (3, 6719101520), (4, 5039326140), (5, 4031460912), (6, 3359550760), (8, 2519663070), (10, 2015730456), (12, 1679775380), (15, 1343820304), (16, 1259831535), (20, 1007865228), (24, 839887690), (30, 671910152), (40, 503932614), (48, 419943845), (60, 335955076), (80, 251966307), (120, 167977538), (179, 112610640), (240, 83988769), (358, 56305320), (537, 37536880), (607, 33208080), (716, 28152660), (773, 26076720), (895, 22522128), (1074, 18768440), (1214, 16604040), (1432, 14076330), (1546, 13038360), (1790, 11261064), (1821, 11069360), (2148, 9384220), (2319, 8692240), (2428, 8302020), (2685, 7507376), (2864, 7038165), (3035, 6641616), (3092, 6519180), (3580, 5630532), (3642, 5534680), (3865, 5215344), (4296, 4692110), (4638, 4346120), (4856, 4151010), (5370, 3753688), (6070, 3320808), (6184, 3259590), (7160, 2815266), (7284, 2767340), (7730, 2607672), (8592, 2346055), (9105, 2213872), (9276, 2173060), (9712, 2075505), (10740, 1876844), (11595, 1738448), (12140, 1660404), (12368, 1629795), (14320, 1407633), (14568, 1383670), (15460, 1303836), (18210, 1106936), (18552, 1086530), (21480, 938422), (23190, 869224), (24280, 830202), (29136, 691835), (30920, 651918), (36420, 553468), (37104, 543265), (42960, 469211), (46380, 434612), (48560, 415101), (61840, 325959), (72840, 276734), (92760, 217306), (108653, 185520), (138367, 145680)]