1311780243720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{883}}^1\times {\mathrm{538259}}^1$

素因数の和:539179

約数の個数: 128

約数和(自身を含む): 4111100697600

約数和(自身を除く): 2799320453880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 883, 920, 1380, 1766, 2649, 2760, 3532, 4415, 5298, 7064, 8830, 10596, 13245, 17660, 20309, 21192, 26490, 35320, 40618, 52980, 60927, 81236, 101545, 105960, 121854, 162472, 203090, 243708, 304635, 406180, 487416, 538259, 609270, 812360, 1076518, 1218540, 1614777, 2153036, 2437080, 2691295, 3229554, 4306072, 5382590, 6459108, 8073885, 10765180, 12379957, 12918216, 16147770, 21530360, 24759914, 32295540, 37139871, 49519828, 61899785, 64591080, 74279742, 99039656, 123799570, 148559484, 185699355, 247599140, 297118968, 371398710, 475282697, 495198280, 742797420, 950565394, 1425848091, 1485594840, 1901130788, 2376413485, 2851696182, 3802261576, 4752826970, 5703392364, 7129240455, 9505653940, 10931502031, 11406784728, 14258480910, 19011307880, 21863004062, 28516961820, 32794506093, 43726008124, 54657510155, 57033923640, 65589012186, 87452016248, 109315020310, 131178024372, 163972530465, 218630040620, 262356048744, 327945060930, 437260081240, 655890121860, 1311780243720]

約数ペア:

[(1, 1311780243720), (2, 655890121860), (3, 437260081240), (4, 327945060930), (5, 262356048744), (6, 218630040620), (8, 163972530465), (10, 131178024372), (12, 109315020310), (15, 87452016248), (20, 65589012186), (23, 57033923640), (24, 54657510155), (30, 43726008124), (40, 32794506093), (46, 28516961820), (60, 21863004062), (69, 19011307880), (92, 14258480910), (115, 11406784728), (120, 10931502031), (138, 9505653940), (184, 7129240455), (230, 5703392364), (276, 4752826970), (345, 3802261576), (460, 2851696182), (552, 2376413485), (690, 1901130788), (883, 1485594840), (920, 1425848091), (1380, 950565394), (1766, 742797420), (2649, 495198280), (2760, 475282697), (3532, 371398710), (4415, 297118968), (5298, 247599140), (7064, 185699355), (8830, 148559484), (10596, 123799570), (13245, 99039656), (17660, 74279742), (20309, 64591080), (21192, 61899785), (26490, 49519828), (35320, 37139871), (40618, 32295540), (52980, 24759914), (60927, 21530360), (81236, 16147770), (101545, 12918216), (105960, 12379957), (121854, 10765180), (162472, 8073885), (203090, 6459108), (243708, 5382590), (304635, 4306072), (406180, 3229554), (487416, 2691295), (538259, 2437080), (609270, 2153036), (812360, 1614777), (1076518, 1218540)]