389151420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{54503}}^1$

素因数の和:54539

約数の個数: 96

約数和(自身を含む): 1318560768

約数和(自身を除く): 929409348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 54503, 109006, 163509, 218012, 272515, 327018, 381521, 545030, 654036, 763042, 817545, 926551, 1090060, 1144563, 1526084, 1635090, 1853102, 1907605, 2289126, 2779653, 3270180, 3706204, 3815210, 4578252, 4632755, 5559306, 5722815, 6485857, 7630420, 9265510, 11118612, 11445630, 12971714, 13898265, 18531020, 19457571, 22891260, 25943428, 27796530, 32429285, 38915142, 55593060, 64858570, 77830284, 97287855, 129717140, 194575710, 389151420]

約数ペア:

[(1, 389151420), (2, 194575710), (3, 129717140), (4, 97287855), (5, 77830284), (6, 64858570), (7, 55593060), (10, 38915142), (12, 32429285), (14, 27796530), (15, 25943428), (17, 22891260), (20, 19457571), (21, 18531020), (28, 13898265), (30, 12971714), (34, 11445630), (35, 11118612), (42, 9265510), (51, 7630420), (60, 6485857), (68, 5722815), (70, 5559306), (84, 4632755), (85, 4578252), (102, 3815210), (105, 3706204), (119, 3270180), (140, 2779653), (170, 2289126), (204, 1907605), (210, 1853102), (238, 1635090), (255, 1526084), (340, 1144563), (357, 1090060), (420, 926551), (476, 817545), (510, 763042), (595, 654036), (714, 545030), (1020, 381521), (1190, 327018), (1428, 272515), (1785, 218012), (2380, 163509), (3570, 109006), (7140, 54503)]