131655420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56263}}^1$

素因数の和:56291

約数の個数: 72

約数和(自身を含む): 430082016

約数和(自身を除く): 298426596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 56263, 112526, 168789, 225052, 281315, 337578, 506367, 562630, 675156, 731419, 843945, 1012734, 1125260, 1462838, 1687890, 2025468, 2194257, 2531835, 2925676, 3375780, 3657095, 4388514, 5063670, 6582771, 7314190, 8777028, 10127340, 10971285, 13165542, 14628380, 21942570, 26331084, 32913855, 43885140, 65827710, 131655420]

約数ペア:

[(1, 131655420), (2, 65827710), (3, 43885140), (4, 32913855), (5, 26331084), (6, 21942570), (9, 14628380), (10, 13165542), (12, 10971285), (13, 10127340), (15, 8777028), (18, 7314190), (20, 6582771), (26, 5063670), (30, 4388514), (36, 3657095), (39, 3375780), (45, 2925676), (52, 2531835), (60, 2194257), (65, 2025468), (78, 1687890), (90, 1462838), (117, 1125260), (130, 1012734), (156, 843945), (180, 731419), (195, 675156), (234, 562630), (260, 506367), (390, 337578), (468, 281315), (585, 225052), (780, 168789), (1170, 112526), (2340, 56263)]