1276020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 4233600

約数和(自身を除く): 2957580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 139, 153, 170, 180, 204, 255, 270, 278, 306, 340, 417, 459, 510, 540, 556, 612, 695, 765, 834, 918, 1020, 1251, 1390, 1530, 1668, 1836, 2085, 2295, 2363, 2502, 2780, 3060, 3753, 4170, 4590, 4726, 5004, 6255, 7089, 7506, 8340, 9180, 9452, 11815, 12510, 14178, 15012, 18765, 21267, 23630, 25020, 28356, 35445, 37530, 42534, 47260, 63801, 70890, 75060, 85068, 106335, 127602, 141780, 212670, 255204, 319005, 425340, 638010, 1276020]

約数ペア:

[(1, 1276020), (2, 638010), (3, 425340), (4, 319005), (5, 255204), (6, 212670), (9, 141780), (10, 127602), (12, 106335), (15, 85068), (17, 75060), (18, 70890), (20, 63801), (27, 47260), (30, 42534), (34, 37530), (36, 35445), (45, 28356), (51, 25020), (54, 23630), (60, 21267), (68, 18765), (85, 15012), (90, 14178), (102, 12510), (108, 11815), (135, 9452), (139, 9180), (153, 8340), (170, 7506), (180, 7089), (204, 6255), (255, 5004), (270, 4726), (278, 4590), (306, 4170), (340, 3753), (417, 3060), (459, 2780), (510, 2502), (540, 2363), (556, 2295), (612, 2085), (695, 1836), (765, 1668), (834, 1530), (918, 1390), (1020, 1251)]