138009420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 441211680

約数和(自身を除く): 303202260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 81, 90, 108, 135, 146, 162, 180, 219, 243, 270, 292, 324, 365, 389, 405, 438, 486, 540, 657, 730, 778, 810, 876, 972, 1095, 1167, 1215, 1314, 1460, 1556, 1620, 1945, 1971, 2190, 2334, 2430, 2628, 3285, 3501, 3890, 3942, 4380, 4668, 4860, 5835, 5913, 6570, 7002, 7780, 7884, 9855, 10503, 11670, 11826, 13140, 14004, 17505, 17739, 19710, 21006, 23340, 23652, 28397, 29565, 31509, 35010, 35478, 39420, 42012, 52515, 56794, 59130, 63018, 70020, 70956, 85191, 88695, 94527, 105030, 113588, 118260, 126036, 141985, 157545, 170382, 177390, 189054, 210060, 255573, 283970, 315090, 340764, 354780, 378108, 425955, 472635, 511146, 567940, 630180, 766719, 851910, 945270, 1022292, 1277865, 1533438, 1703820, 1890540, 2300157, 2555730, 3066876, 3833595, 4600314, 5111460, 6900471, 7667190, 9200628, 11500785, 13800942, 15334380, 23001570, 27601884, 34502355, 46003140, 69004710, 138009420]

約数ペア:

[(1, 138009420), (2, 69004710), (3, 46003140), (4, 34502355), (5, 27601884), (6, 23001570), (9, 15334380), (10, 13800942), (12, 11500785), (15, 9200628), (18, 7667190), (20, 6900471), (27, 5111460), (30, 4600314), (36, 3833595), (45, 3066876), (54, 2555730), (60, 2300157), (73, 1890540), (81, 1703820), (90, 1533438), (108, 1277865), (135, 1022292), (146, 945270), (162, 851910), (180, 766719), (219, 630180), (243, 567940), (270, 511146), (292, 472635), (324, 425955), (365, 378108), (389, 354780), (405, 340764), (438, 315090), (486, 283970), (540, 255573), (657, 210060), (730, 189054), (778, 177390), (810, 170382), (876, 157545), (972, 141985), (1095, 126036), (1167, 118260), (1215, 113588), (1314, 105030), (1460, 94527), (1556, 88695), (1620, 85191), (1945, 70956), (1971, 70020), (2190, 63018), (2334, 59130), (2430, 56794), (2628, 52515), (3285, 42012), (3501, 39420), (3890, 35478), (3942, 35010), (4380, 31509), (4668, 29565), (4860, 28397), (5835, 23652), (5913, 23340), (6570, 21006), (7002, 19710), (7780, 17739), (7884, 17505), (9855, 14004), (10503, 13140), (11670, 11826)]