66487860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1613}}^1$

素因数の和:1857

約数の個数: 72

約数和(自身を含む): 202686120

約数和(自身を除く): 136198260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 1613, 2061, 2290, 2748, 3226, 3435, 4122, 4580, 4839, 6452, 6870, 8065, 8244, 9678, 10305, 13740, 14517, 16130, 19356, 20610, 24195, 29034, 32260, 41220, 48390, 58068, 72585, 96780, 145170, 290340, 369377, 738754, 1108131, 1477508, 1846885, 2216262, 3324393, 3693770, 4432524, 5540655, 6648786, 7387540, 11081310, 13297572, 16621965, 22162620, 33243930, 66487860]

約数ペア:

[(1, 66487860), (2, 33243930), (3, 22162620), (4, 16621965), (5, 13297572), (6, 11081310), (9, 7387540), (10, 6648786), (12, 5540655), (15, 4432524), (18, 3693770), (20, 3324393), (30, 2216262), (36, 1846885), (45, 1477508), (60, 1108131), (90, 738754), (180, 369377), (229, 290340), (458, 145170), (687, 96780), (916, 72585), (1145, 58068), (1374, 48390), (1613, 41220), (2061, 32260), (2290, 29034), (2748, 24195), (3226, 20610), (3435, 19356), (4122, 16130), (4580, 14517), (4839, 13740), (6452, 10305), (6870, 9678), (8065, 8244)]