131963160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1237}}^1$

素因数の和:1385

約数の個数: 128

約数和(自身を含む): 456376320

約数和(自身を除く): 324413160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1237, 1270, 1524, 1778, 1905, 2474, 2540, 2667, 3048, 3556, 3711, 3810, 4445, 4948, 5080, 5334, 6185, 7112, 7422, 7620, 8659, 8890, 9896, 10668, 12370, 13335, 14844, 15240, 17318, 17780, 18555, 21336, 24740, 25977, 26670, 29688, 34636, 35560, 37110, 43295, 49480, 51954, 53340, 69272, 74220, 86590, 103908, 106680, 129885, 148440, 157099, 173180, 207816, 259770, 314198, 346360, 471297, 519540, 628396, 785495, 942594, 1039080, 1099693, 1256792, 1570990, 1885188, 2199386, 2356485, 3141980, 3299079, 3770376, 4398772, 4712970, 5498465, 6283960, 6598158, 8797544, 9425940, 10996930, 13196316, 16495395, 18851880, 21993860, 26392632, 32990790, 43987720, 65981580, 131963160]

約数ペア:

[(1, 131963160), (2, 65981580), (3, 43987720), (4, 32990790), (5, 26392632), (6, 21993860), (7, 18851880), (8, 16495395), (10, 13196316), (12, 10996930), (14, 9425940), (15, 8797544), (20, 6598158), (21, 6283960), (24, 5498465), (28, 4712970), (30, 4398772), (35, 3770376), (40, 3299079), (42, 3141980), (56, 2356485), (60, 2199386), (70, 1885188), (84, 1570990), (105, 1256792), (120, 1099693), (127, 1039080), (140, 942594), (168, 785495), (210, 628396), (254, 519540), (280, 471297), (381, 346360), (420, 314198), (508, 259770), (635, 207816), (762, 173180), (840, 157099), (889, 148440), (1016, 129885), (1237, 106680), (1270, 103908), (1524, 86590), (1778, 74220), (1905, 69272), (2474, 53340), (2540, 51954), (2667, 49480), (3048, 43295), (3556, 37110), (3711, 35560), (3810, 34636), (4445, 29688), (4948, 26670), (5080, 25977), (5334, 24740), (6185, 21336), (7112, 18555), (7422, 17780), (7620, 17318), (8659, 15240), (8890, 14844), (9896, 13335), (10668, 12370)]