25666740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 192

約数和(自身を含む): 90720000

約数和(自身を除く): 65053260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 29, 30, 33, 36, 44, 45, 54, 55, 58, 60, 66, 87, 90, 99, 108, 110, 116, 132, 135, 145, 149, 165, 174, 180, 198, 220, 261, 270, 290, 297, 298, 319, 330, 348, 396, 435, 447, 495, 522, 540, 580, 594, 596, 638, 660, 745, 783, 870, 894, 957, 990, 1044, 1188, 1276, 1305, 1341, 1485, 1490, 1566, 1595, 1639, 1740, 1788, 1914, 1980, 2235, 2610, 2682, 2871, 2970, 2980, 3132, 3190, 3278, 3828, 3915, 4023, 4321, 4470, 4785, 4917, 5220, 5364, 5742, 5940, 6380, 6556, 6705, 7830, 8046, 8195, 8613, 8642, 8940, 9570, 9834, 11484, 12963, 13410, 14355, 14751, 15660, 16092, 16390, 17226, 17284, 19140, 19668, 20115, 21605, 24585, 25926, 26820, 28710, 29502, 32780, 34452, 38889, 40230, 43065, 43210, 44253, 47531, 49170, 51852, 57420, 59004, 64815, 73755, 77778, 80460, 86130, 86420, 88506, 95062, 98340, 116667, 129630, 142593, 147510, 155556, 172260, 177012, 190124, 194445, 221265, 233334, 237655, 259260, 285186, 295020, 388890, 427779, 442530, 466668, 475310, 570372, 583335, 712965, 777780, 855558, 885060, 950620, 1166670, 1283337, 1425930, 1711116, 2138895, 2333340, 2566674, 2851860, 4277790, 5133348, 6416685, 8555580, 12833370, 25666740]

約数ペア:

[(1, 25666740), (2, 12833370), (3, 8555580), (4, 6416685), (5, 5133348), (6, 4277790), (9, 2851860), (10, 2566674), (11, 2333340), (12, 2138895), (15, 1711116), (18, 1425930), (20, 1283337), (22, 1166670), (27, 950620), (29, 885060), (30, 855558), (33, 777780), (36, 712965), (44, 583335), (45, 570372), (54, 475310), (55, 466668), (58, 442530), (60, 427779), (66, 388890), (87, 295020), (90, 285186), (99, 259260), (108, 237655), (110, 233334), (116, 221265), (132, 194445), (135, 190124), (145, 177012), (149, 172260), (165, 155556), (174, 147510), (180, 142593), (198, 129630), (220, 116667), (261, 98340), (270, 95062), (290, 88506), (297, 86420), (298, 86130), (319, 80460), (330, 77778), (348, 73755), (396, 64815), (435, 59004), (447, 57420), (495, 51852), (522, 49170), (540, 47531), (580, 44253), (594, 43210), (596, 43065), (638, 40230), (660, 38889), (745, 34452), (783, 32780), (870, 29502), (894, 28710), (957, 26820), (990, 25926), (1044, 24585), (1188, 21605), (1276, 20115), (1305, 19668), (1341, 19140), (1485, 17284), (1490, 17226), (1566, 16390), (1595, 16092), (1639, 15660), (1740, 14751), (1788, 14355), (1914, 13410), (1980, 12963), (2235, 11484), (2610, 9834), (2682, 9570), (2871, 8940), (2970, 8642), (2980, 8613), (3132, 8195), (3190, 8046), (3278, 7830), (3828, 6705), (3915, 6556), (4023, 6380), (4321, 5940), (4470, 5742), (4785, 5364), (4917, 5220)]