161275020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2797}}^1$

素因数の和:2871

約数の個数: 72

約数和(自身を含む): 466773552

約数和(自身を除く): 305498532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1860, 1922, 2797, 2883, 3844, 4805, 5594, 5766, 8391, 9610, 11188, 11532, 13985, 14415, 16782, 19220, 27970, 28830, 33564, 41955, 55940, 57660, 83910, 86707, 167820, 173414, 260121, 346828, 433535, 520242, 867070, 1040484, 1300605, 1734140, 2601210, 2687917, 5202420, 5375834, 8063751, 10751668, 13439585, 16127502, 26879170, 32255004, 40318755, 53758340, 80637510, 161275020]

約数ペア:

[(1, 161275020), (2, 80637510), (3, 53758340), (4, 40318755), (5, 32255004), (6, 26879170), (10, 16127502), (12, 13439585), (15, 10751668), (20, 8063751), (30, 5375834), (31, 5202420), (60, 2687917), (62, 2601210), (93, 1734140), (124, 1300605), (155, 1040484), (186, 867070), (310, 520242), (372, 433535), (465, 346828), (620, 260121), (930, 173414), (961, 167820), (1860, 86707), (1922, 83910), (2797, 57660), (2883, 55940), (3844, 41955), (4805, 33564), (5594, 28830), (5766, 27970), (8391, 19220), (9610, 16782), (11188, 14415), (11532, 13985)]