65644740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1058

約数の個数: 144

約数和(自身を含む): 232098048

約数和(自身を除く): 166453308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 983, 1060, 1113, 1260, 1484, 1590, 1855, 1908, 1966, 2226, 2385, 2949, 3180, 3339, 3710, 3932, 4452, 4770, 4915, 5565, 5898, 6678, 6881, 7420, 8847, 9540, 9830, 11130, 11796, 13356, 13762, 14745, 16695, 17694, 19660, 20643, 22260, 27524, 29490, 33390, 34405, 35388, 41286, 44235, 52099, 58980, 61929, 66780, 68810, 82572, 88470, 103215, 104198, 123858, 137620, 156297, 176940, 206430, 208396, 247716, 260495, 309645, 312594, 364693, 412860, 468891, 520990, 619290, 625188, 729386, 781485, 937782, 1041980, 1094079, 1238580, 1458772, 1562970, 1823465, 1875564, 2188158, 2344455, 3125940, 3282237, 3646930, 4376316, 4688910, 5470395, 6564474, 7293860, 9377820, 10940790, 13128948, 16411185, 21881580, 32822370, 65644740]

約数ペア:

[(1, 65644740), (2, 32822370), (3, 21881580), (4, 16411185), (5, 13128948), (6, 10940790), (7, 9377820), (9, 7293860), (10, 6564474), (12, 5470395), (14, 4688910), (15, 4376316), (18, 3646930), (20, 3282237), (21, 3125940), (28, 2344455), (30, 2188158), (35, 1875564), (36, 1823465), (42, 1562970), (45, 1458772), (53, 1238580), (60, 1094079), (63, 1041980), (70, 937782), (84, 781485), (90, 729386), (105, 625188), (106, 619290), (126, 520990), (140, 468891), (159, 412860), (180, 364693), (210, 312594), (212, 309645), (252, 260495), (265, 247716), (315, 208396), (318, 206430), (371, 176940), (420, 156297), (477, 137620), (530, 123858), (630, 104198), (636, 103215), (742, 88470), (795, 82572), (954, 68810), (983, 66780), (1060, 61929), (1113, 58980), (1260, 52099), (1484, 44235), (1590, 41286), (1855, 35388), (1908, 34405), (1966, 33390), (2226, 29490), (2385, 27524), (2949, 22260), (3180, 20643), (3339, 19660), (3710, 17694), (3932, 16695), (4452, 14745), (4770, 13762), (4915, 13356), (5565, 11796), (5898, 11130), (6678, 9830), (6881, 9540), (7420, 8847)]