197944740

素因数分解:

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

素因数の和:1386

約数の個数: 144

約数和(自身を含む): 692170752

約数和(自身を除く): 494226012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 127, 140, 180, 210, 252, 254, 315, 381, 420, 508, 630, 635, 762, 889, 1143, 1237, 1260, 1270, 1524, 1778, 1905, 2286, 2474, 2540, 2667, 3556, 3711, 3810, 4445, 4572, 4948, 5334, 5715, 6185, 7422, 7620, 8001, 8659, 8890, 10668, 11133, 11430, 12370, 13335, 14844, 16002, 17318, 17780, 18555, 22266, 22860, 24740, 25977, 26670, 32004, 34636, 37110, 40005, 43295, 44532, 51954, 53340, 55665, 74220, 77931, 80010, 86590, 103908, 111330, 129885, 155862, 157099, 160020, 173180, 222660, 259770, 311724, 314198, 389655, 471297, 519540, 628396, 779310, 785495, 942594, 1099693, 1413891, 1558620, 1570990, 1885188, 2199386, 2356485, 2827782, 3141980, 3299079, 4398772, 4712970, 5498465, 5655564, 6598158, 7069455, 9425940, 9897237, 10996930, 13196316, 14138910, 16495395, 19794474, 21993860, 28277820, 32990790, 39588948, 49486185, 65981580, 98972370, 197944740]

約数ペア:

[(1, 197944740), (2, 98972370), (3, 65981580), (4, 49486185), (5, 39588948), (6, 32990790), (7, 28277820), (9, 21993860), (10, 19794474), (12, 16495395), (14, 14138910), (15, 13196316), (18, 10996930), (20, 9897237), (21, 9425940), (28, 7069455), (30, 6598158), (35, 5655564), (36, 5498465), (42, 4712970), (45, 4398772), (60, 3299079), (63, 3141980), (70, 2827782), (84, 2356485), (90, 2199386), (105, 1885188), (126, 1570990), (127, 1558620), (140, 1413891), (180, 1099693), (210, 942594), (252, 785495), (254, 779310), (315, 628396), (381, 519540), (420, 471297), (508, 389655), (630, 314198), (635, 311724), (762, 259770), (889, 222660), (1143, 173180), (1237, 160020), (1260, 157099), (1270, 155862), (1524, 129885), (1778, 111330), (1905, 103908), (2286, 86590), (2474, 80010), (2540, 77931), (2667, 74220), (3556, 55665), (3711, 53340), (3810, 51954), (4445, 44532), (4572, 43295), (4948, 40005), (5334, 37110), (5715, 34636), (6185, 32004), (7422, 26670), (7620, 25977), (8001, 24740), (8659, 22860), (8890, 22266), (10668, 18555), (11133, 17780), (11430, 17318), (12370, 16002), (13335, 14844)]