149271320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 385611840

約数和(自身を除く): 236340520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 53, 55, 74, 88, 106, 110, 148, 173, 185, 212, 220, 265, 296, 346, 370, 407, 424, 440, 530, 583, 692, 740, 814, 865, 1060, 1166, 1384, 1480, 1628, 1730, 1903, 1961, 2035, 2120, 2332, 2915, 3256, 3460, 3806, 3922, 4070, 4664, 5830, 6401, 6920, 7612, 7844, 8140, 9169, 9515, 9805, 11660, 12802, 15224, 15688, 16280, 18338, 19030, 19610, 21571, 23320, 25604, 32005, 36676, 38060, 39220, 43142, 45845, 51208, 64010, 70411, 73352, 76120, 78440, 86284, 91690, 100859, 107855, 128020, 140822, 172568, 183380, 201718, 215710, 256040, 281644, 339253, 352055, 366760, 403436, 431420, 504295, 563288, 678506, 704110, 806872, 862840, 1008590, 1357012, 1408220, 1696265, 2017180, 2714024, 2816440, 3392530, 3731783, 4034360, 6785060, 7463566, 13570120, 14927132, 18658915, 29854264, 37317830, 74635660, 149271320]

約数ペア:

[(1, 149271320), (2, 74635660), (4, 37317830), (5, 29854264), (8, 18658915), (10, 14927132), (11, 13570120), (20, 7463566), (22, 6785060), (37, 4034360), (40, 3731783), (44, 3392530), (53, 2816440), (55, 2714024), (74, 2017180), (88, 1696265), (106, 1408220), (110, 1357012), (148, 1008590), (173, 862840), (185, 806872), (212, 704110), (220, 678506), (265, 563288), (296, 504295), (346, 431420), (370, 403436), (407, 366760), (424, 352055), (440, 339253), (530, 281644), (583, 256040), (692, 215710), (740, 201718), (814, 183380), (865, 172568), (1060, 140822), (1166, 128020), (1384, 107855), (1480, 100859), (1628, 91690), (1730, 86284), (1903, 78440), (1961, 76120), (2035, 73352), (2120, 70411), (2332, 64010), (2915, 51208), (3256, 45845), (3460, 43142), (3806, 39220), (3922, 38060), (4070, 36676), (4664, 32005), (5830, 25604), (6401, 23320), (6920, 21571), (7612, 19610), (7844, 19030), (8140, 18338), (9169, 16280), (9515, 15688), (9805, 15224), (11660, 12802)]