247978320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60779}}^1$

素因数の和:60812

約数の個数: 80

約数和(自身を含む): 813965760

約数和(自身を除く): 565987440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 60779, 121558, 182337, 243116, 303895, 364674, 486232, 607790, 729348, 911685, 972464, 1033243, 1215580, 1458696, 1823370, 2066486, 2431160, 2917392, 3099729, 3646740, 4132972, 4862320, 5166215, 6199458, 7293480, 8265944, 10332430, 12398916, 14586960, 15498645, 16531888, 20664860, 24797832, 30997290, 41329720, 49595664, 61994580, 82659440, 123989160, 247978320]

約数ペア:

[(1, 247978320), (2, 123989160), (3, 82659440), (4, 61994580), (5, 49595664), (6, 41329720), (8, 30997290), (10, 24797832), (12, 20664860), (15, 16531888), (16, 15498645), (17, 14586960), (20, 12398916), (24, 10332430), (30, 8265944), (34, 7293480), (40, 6199458), (48, 5166215), (51, 4862320), (60, 4132972), (68, 3646740), (80, 3099729), (85, 2917392), (102, 2431160), (120, 2066486), (136, 1823370), (170, 1458696), (204, 1215580), (240, 1033243), (255, 972464), (272, 911685), (340, 729348), (408, 607790), (510, 486232), (680, 364674), (816, 303895), (1020, 243116), (1360, 182337), (2040, 121558), (4080, 60779)]