7230780

素因数分解:

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

素因数の和:188

約数の個数: 108

約数和(自身を含む): 23467080

約数和(自身を除く): 16236300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 139, 153, 170, 180, 204, 255, 278, 289, 306, 340, 417, 510, 556, 578, 612, 695, 765, 834, 867, 1020, 1156, 1251, 1390, 1445, 1530, 1668, 1734, 2085, 2363, 2502, 2601, 2780, 2890, 3060, 3468, 4170, 4335, 4726, 5004, 5202, 5780, 6255, 7089, 8340, 8670, 9452, 10404, 11815, 12510, 13005, 14178, 17340, 21267, 23630, 25020, 26010, 28356, 35445, 40171, 42534, 47260, 52020, 70890, 80342, 85068, 106335, 120513, 141780, 160684, 200855, 212670, 241026, 361539, 401710, 425340, 482052, 602565, 723078, 803420, 1205130, 1446156, 1807695, 2410260, 3615390, 7230780]

約数ペア:

[(1, 7230780), (2, 3615390), (3, 2410260), (4, 1807695), (5, 1446156), (6, 1205130), (9, 803420), (10, 723078), (12, 602565), (15, 482052), (17, 425340), (18, 401710), (20, 361539), (30, 241026), (34, 212670), (36, 200855), (45, 160684), (51, 141780), (60, 120513), (68, 106335), (85, 85068), (90, 80342), (102, 70890), (139, 52020), (153, 47260), (170, 42534), (180, 40171), (204, 35445), (255, 28356), (278, 26010), (289, 25020), (306, 23630), (340, 21267), (417, 17340), (510, 14178), (556, 13005), (578, 12510), (612, 11815), (695, 10404), (765, 9452), (834, 8670), (867, 8340), (1020, 7089), (1156, 6255), (1251, 5780), (1390, 5202), (1445, 5004), (1530, 4726), (1668, 4335), (1734, 4170), (2085, 3468), (2363, 3060), (2502, 2890), (2601, 2780)]