431184420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{33739}}^1$

素因数の和:33825

約数の個数: 72

約数和(自身を含む): 1326386880

約数和(自身を除く): 895202460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 33739, 67478, 101217, 134956, 168695, 202434, 303651, 337390, 404868, 506085, 607302, 674780, 1012170, 1214604, 1518255, 2024340, 2395469, 3036510, 4790938, 6073020, 7186407, 9581876, 11977345, 14372814, 21559221, 23954690, 28745628, 35932035, 43118442, 47909380, 71864070, 86236884, 107796105, 143728140, 215592210, 431184420]

約数ペア:

[(1, 431184420), (2, 215592210), (3, 143728140), (4, 107796105), (5, 86236884), (6, 71864070), (9, 47909380), (10, 43118442), (12, 35932035), (15, 28745628), (18, 23954690), (20, 21559221), (30, 14372814), (36, 11977345), (45, 9581876), (60, 7186407), (71, 6073020), (90, 4790938), (142, 3036510), (180, 2395469), (213, 2024340), (284, 1518255), (355, 1214604), (426, 1012170), (639, 674780), (710, 607302), (852, 506085), (1065, 404868), (1278, 337390), (1420, 303651), (2130, 202434), (2556, 168695), (3195, 134956), (4260, 101217), (6390, 67478), (12780, 33739)]