86485140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{68639}}^1$

素因数の和:68661

約数の個数: 72

約数和(自身を含む): 299819520

約数和(自身を除く): 213334380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 68639, 137278, 205917, 274556, 343195, 411834, 480473, 617751, 686390, 823668, 960946, 1029585, 1235502, 1372780, 1441419, 1921892, 2059170, 2402365, 2471004, 2882838, 3088755, 4118340, 4324257, 4804730, 5765676, 6177510, 7207095, 8648514, 9609460, 12355020, 14414190, 17297028, 21621285, 28828380, 43242570, 86485140]

約数ペア:

[(1, 86485140), (2, 43242570), (3, 28828380), (4, 21621285), (5, 17297028), (6, 14414190), (7, 12355020), (9, 9609460), (10, 8648514), (12, 7207095), (14, 6177510), (15, 5765676), (18, 4804730), (20, 4324257), (21, 4118340), (28, 3088755), (30, 2882838), (35, 2471004), (36, 2402365), (42, 2059170), (45, 1921892), (60, 1441419), (63, 1372780), (70, 1235502), (84, 1029585), (90, 960946), (105, 823668), (126, 686390), (140, 617751), (180, 480473), (210, 411834), (252, 343195), (315, 274556), (420, 205917), (630, 137278), (1260, 68639)]