656553396940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{2531}}^1$

素因数の和:2936

約数の個数: 192

約数和(自身を含む): 1617109401600

約数和(自身を除く): 960556004660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 109, 140, 178, 191, 218, 356, 382, 436, 445, 545, 623, 763, 764, 890, 955, 1090, 1246, 1337, 1526, 1780, 1910, 2180, 2492, 2531, 2674, 3052, 3115, 3815, 3820, 5062, 5348, 6230, 6685, 7630, 9701, 10124, 12460, 12655, 13370, 15260, 16999, 17717, 19402, 20819, 25310, 26740, 33998, 35434, 38804, 41638, 48505, 50620, 67907, 67996, 70868, 83276, 84995, 88585, 97010, 104095, 118993, 135814, 145733, 169990, 177170, 194020, 208190, 225259, 237986, 271628, 275879, 291466, 339535, 339980, 354340, 416380, 450518, 475972, 483421, 551758, 582932, 594965, 679070, 728665, 901036, 966842, 1103516, 1126295, 1189930, 1358140, 1379395, 1457330, 1576813, 1852891, 1931153, 1933684, 2252590, 2379860, 2417105, 2758790, 2914660, 3153626, 3383947, 3705782, 3862306, 4505180, 4834210, 5517580, 6307252, 6767894, 7411564, 7724612, 7884065, 9264455, 9655765, 9668420, 12970237, 13535788, 15768130, 16919735, 18528910, 19311530, 24553231, 25940474, 31536260, 33839470, 37057820, 38623060, 43024469, 49106462, 51880948, 52692889, 64851185, 67678940, 86048938, 98212924, 105385778, 122766155, 129702370, 171872617, 172097876, 210771556, 215122345, 245532310, 259404740, 263464445, 301171283, 343745234, 368850223, 430244690, 491064620, 526928890, 602342566, 687490468, 737700446, 859363085, 860489380, 1053857780, 1204685132, 1475400892, 1505856415, 1718726170, 1844251115, 3011712830, 3437452340, 3688502230, 4689667121, 6023425660, 7377004460, 9379334242, 18758668484, 23448335605, 32827669847, 46896671210, 65655339694, 93793342420, 131310679388, 164138349235, 328276698470, 656553396940]

約数ペア:

[(1, 656553396940), (2, 328276698470), (4, 164138349235), (5, 131310679388), (7, 93793342420), (10, 65655339694), (14, 46896671210), (20, 32827669847), (28, 23448335605), (35, 18758668484), (70, 9379334242), (89, 7377004460), (109, 6023425660), (140, 4689667121), (178, 3688502230), (191, 3437452340), (218, 3011712830), (356, 1844251115), (382, 1718726170), (436, 1505856415), (445, 1475400892), (545, 1204685132), (623, 1053857780), (763, 860489380), (764, 859363085), (890, 737700446), (955, 687490468), (1090, 602342566), (1246, 526928890), (1337, 491064620), (1526, 430244690), (1780, 368850223), (1910, 343745234), (2180, 301171283), (2492, 263464445), (2531, 259404740), (2674, 245532310), (3052, 215122345), (3115, 210771556), (3815, 172097876), (3820, 171872617), (5062, 129702370), (5348, 122766155), (6230, 105385778), (6685, 98212924), (7630, 86048938), (9701, 67678940), (10124, 64851185), (12460, 52692889), (12655, 51880948), (13370, 49106462), (15260, 43024469), (16999, 38623060), (17717, 37057820), (19402, 33839470), (20819, 31536260), (25310, 25940474), (26740, 24553231), (33998, 19311530), (35434, 18528910), (38804, 16919735), (41638, 15768130), (48505, 13535788), (50620, 12970237), (67907, 9668420), (67996, 9655765), (70868, 9264455), (83276, 7884065), (84995, 7724612), (88585, 7411564), (97010, 6767894), (104095, 6307252), (118993, 5517580), (135814, 4834210), (145733, 4505180), (169990, 3862306), (177170, 3705782), (194020, 3383947), (208190, 3153626), (225259, 2914660), (237986, 2758790), (271628, 2417105), (275879, 2379860), (291466, 2252590), (339535, 1933684), (339980, 1931153), (354340, 1852891), (416380, 1576813), (450518, 1457330), (475972, 1379395), (483421, 1358140), (551758, 1189930), (582932, 1126295), (594965, 1103516), (679070, 966842), (728665, 901036)]