391725720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:428

約数の個数: 192

約数和(自身を含む): 1333463040

約数和(自身を除く): 941737320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 191, 211, 216, 243, 270, 324, 360, 382, 405, 422, 486, 540, 573, 633, 648, 764, 810, 844, 955, 972, 1055, 1080, 1146, 1215, 1266, 1528, 1620, 1688, 1719, 1899, 1910, 1944, 2110, 2292, 2430, 2532, 2865, 3165, 3240, 3438, 3798, 3820, 4220, 4584, 4860, 5064, 5157, 5697, 5730, 6330, 6876, 7596, 7640, 8440, 8595, 9495, 9720, 10314, 11394, 11460, 12660, 13752, 15192, 15471, 17091, 17190, 18990, 20628, 22788, 22920, 25320, 25785, 28485, 30942, 34182, 34380, 37980, 40301, 41256, 45576, 46413, 51273, 51570, 56970, 61884, 68364, 68760, 75960, 77355, 80602, 85455, 92826, 102546, 103140, 113940, 120903, 123768, 136728, 154710, 161204, 170910, 185652, 201505, 205092, 206280, 227880, 232065, 241806, 256365, 309420, 322408, 341820, 362709, 371304, 403010, 410184, 464130, 483612, 512730, 604515, 618840, 683640, 725418, 806020, 928260, 967224, 1025460, 1088127, 1209030, 1450836, 1612040, 1813545, 1856520, 2050920, 2176254, 2418060, 2901672, 3264381, 3627090, 4352508, 4836120, 5440635, 6528762, 7254180, 8705016, 9793143, 10881270, 13057524, 14508360, 16321905, 19586286, 21762540, 26115048, 32643810, 39172572, 43525080, 48965715, 65287620, 78345144, 97931430, 130575240, 195862860, 391725720]

約数ペア:

[(1, 391725720), (2, 195862860), (3, 130575240), (4, 97931430), (5, 78345144), (6, 65287620), (8, 48965715), (9, 43525080), (10, 39172572), (12, 32643810), (15, 26115048), (18, 21762540), (20, 19586286), (24, 16321905), (27, 14508360), (30, 13057524), (36, 10881270), (40, 9793143), (45, 8705016), (54, 7254180), (60, 6528762), (72, 5440635), (81, 4836120), (90, 4352508), (108, 3627090), (120, 3264381), (135, 2901672), (162, 2418060), (180, 2176254), (191, 2050920), (211, 1856520), (216, 1813545), (243, 1612040), (270, 1450836), (324, 1209030), (360, 1088127), (382, 1025460), (405, 967224), (422, 928260), (486, 806020), (540, 725418), (573, 683640), (633, 618840), (648, 604515), (764, 512730), (810, 483612), (844, 464130), (955, 410184), (972, 403010), (1055, 371304), (1080, 362709), (1146, 341820), (1215, 322408), (1266, 309420), (1528, 256365), (1620, 241806), (1688, 232065), (1719, 227880), (1899, 206280), (1910, 205092), (1944, 201505), (2110, 185652), (2292, 170910), (2430, 161204), (2532, 154710), (2865, 136728), (3165, 123768), (3240, 120903), (3438, 113940), (3798, 103140), (3820, 102546), (4220, 92826), (4584, 85455), (4860, 80602), (5064, 77355), (5157, 75960), (5697, 68760), (5730, 68364), (6330, 61884), (6876, 56970), (7596, 51570), (7640, 51273), (8440, 46413), (8595, 45576), (9495, 41256), (9720, 40301), (10314, 37980), (11394, 34380), (11460, 34182), (12660, 30942), (13752, 28485), (15192, 25785), (15471, 25320), (17091, 22920), (17190, 22788), (18990, 20628)]