207500220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 658344960

約数和(自身を除く): 450844740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 127, 145, 174, 180, 254, 261, 290, 313, 348, 381, 435, 508, 522, 580, 626, 635, 762, 870, 939, 1044, 1143, 1252, 1270, 1305, 1524, 1565, 1740, 1878, 1905, 2286, 2540, 2610, 2817, 3130, 3683, 3756, 3810, 4572, 4695, 5220, 5634, 5715, 6260, 7366, 7620, 9077, 9390, 11049, 11268, 11430, 14085, 14732, 18154, 18415, 18780, 22098, 22860, 27231, 28170, 33147, 36308, 36830, 39751, 44196, 45385, 54462, 55245, 56340, 66294, 73660, 79502, 81693, 90770, 108924, 110490, 119253, 132588, 136155, 159004, 163386, 165735, 181540, 198755, 220980, 238506, 272310, 326772, 331470, 357759, 397510, 408465, 477012, 544620, 596265, 662940, 715518, 795020, 816930, 1152779, 1192530, 1431036, 1633860, 1788795, 2305558, 2385060, 3458337, 3577590, 4611116, 5763895, 6916674, 7155180, 10375011, 11527790, 13833348, 17291685, 20750022, 23055580, 34583370, 41500044, 51875055, 69166740, 103750110, 207500220]

約数ペア:

[(1, 207500220), (2, 103750110), (3, 69166740), (4, 51875055), (5, 41500044), (6, 34583370), (9, 23055580), (10, 20750022), (12, 17291685), (15, 13833348), (18, 11527790), (20, 10375011), (29, 7155180), (30, 6916674), (36, 5763895), (45, 4611116), (58, 3577590), (60, 3458337), (87, 2385060), (90, 2305558), (116, 1788795), (127, 1633860), (145, 1431036), (174, 1192530), (180, 1152779), (254, 816930), (261, 795020), (290, 715518), (313, 662940), (348, 596265), (381, 544620), (435, 477012), (508, 408465), (522, 397510), (580, 357759), (626, 331470), (635, 326772), (762, 272310), (870, 238506), (939, 220980), (1044, 198755), (1143, 181540), (1252, 165735), (1270, 163386), (1305, 159004), (1524, 136155), (1565, 132588), (1740, 119253), (1878, 110490), (1905, 108924), (2286, 90770), (2540, 81693), (2610, 79502), (2817, 73660), (3130, 66294), (3683, 56340), (3756, 55245), (3810, 54462), (4572, 45385), (4695, 44196), (5220, 39751), (5634, 36830), (5715, 36308), (6260, 33147), (7366, 28170), (7620, 27231), (9077, 22860), (9390, 22098), (11049, 18780), (11268, 18415), (11430, 18154), (14085, 14732)]