156989.0000000

素因数分解:

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

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 23950080

約数和(自身を除く): 15496860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1583, 1780, 2670, 3166, 4749, 5340, 6332, 7915, 9498, 15830, 18996, 23745, 31660, 47490, 94980, 140887, 281774, 422661, 563548, 704435, 845322, 1408870, 1690644, 2113305, 2817740, 4226610, 8453220]

約数ペア:

[(1, 8453220), (2, 4226610), (3, 2817740), (4, 2113305), (5, 1690644), (6, 1408870), (10, 845322), (12, 704435), (15, 563548), (20, 422661), (30, 281774), (60, 140887), (89, 94980), (178, 47490), (267, 31660), (356, 23745), (445, 18996), (534, 15830), (890, 9498), (1068, 7915), (1335, 6332), (1583, 5340), (1780, 4749), (2670, 3166)]