16906440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1583}}^1$

素因数の和:1686

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 34415160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1583, 1780, 2136, 2670, 3166, 3560, 4749, 5340, 6332, 7915, 9498, 10680, 12664, 15830, 18996, 23745, 31660, 37992, 47490, 63320, 94980, 140887, 189960, 281774, 422661, 563548, 704435, 845322, 1127096, 1408870, 1690644, 2113305, 2817740, 3381288, 4226610, 5635480, 8453220, 16906440]

約数ペア:

[(1, 16906440), (2, 8453220), (3, 5635480), (4, 4226610), (5, 3381288), (6, 2817740), (8, 2113305), (10, 1690644), (12, 1408870), (15, 1127096), (20, 845322), (24, 704435), (30, 563548), (40, 422661), (60, 281774), (89, 189960), (120, 140887), (178, 94980), (267, 63320), (356, 47490), (445, 37992), (534, 31660), (712, 23745), (890, 18996), (1068, 15830), (1335, 12664), (1583, 10680), (1780, 9498), (2136, 7915), (2670, 6332), (3166, 5340), (3560, 4749)]