261685080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4751}}^1$

素因数の和:4791

約数の個数: 160

約数和(自身を含む): 931487040

約数和(自身を除く): 669801960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 255, 270, 306, 324, 340, 360, 405, 408, 459, 510, 540, 612, 648, 680, 765, 810, 918, 1020, 1080, 1224, 1377, 1530, 1620, 1836, 2040, 2295, 2754, 3060, 3240, 3672, 4590, 4751, 5508, 6120, 6885, 9180, 9502, 11016, 13770, 14253, 18360, 19004, 23755, 27540, 28506, 38008, 42759, 47510, 55080, 57012, 71265, 80767, 85518, 95020, 114024, 128277, 142530, 161534, 171036, 190040, 213795, 242301, 256554, 285060, 323068, 342072, 384831, 403835, 427590, 484602, 513108, 570120, 641385, 646136, 726903, 769662, 807670, 855180, 969204, 1026216, 1211505, 1282770, 1453806, 1539324, 1615340, 1710360, 1924155, 1938408, 2180709, 2423010, 2565540, 2907612, 3078648, 3230680, 3634515, 3848310, 4361418, 4846020, 5131080, 5815224, 6542127, 7269030, 7696620, 8722836, 9692040, 10903545, 13084254, 14538060, 15393240, 17445672, 21807090, 26168508, 29076120, 32710635, 43614180, 52337016, 65421270, 87228360, 130842540, 261685080]

約数ペア:

[(1, 261685080), (2, 130842540), (3, 87228360), (4, 65421270), (5, 52337016), (6, 43614180), (8, 32710635), (9, 29076120), (10, 26168508), (12, 21807090), (15, 17445672), (17, 15393240), (18, 14538060), (20, 13084254), (24, 10903545), (27, 9692040), (30, 8722836), (34, 7696620), (36, 7269030), (40, 6542127), (45, 5815224), (51, 5131080), (54, 4846020), (60, 4361418), (68, 3848310), (72, 3634515), (81, 3230680), (85, 3078648), (90, 2907612), (102, 2565540), (108, 2423010), (120, 2180709), (135, 1938408), (136, 1924155), (153, 1710360), (162, 1615340), (170, 1539324), (180, 1453806), (204, 1282770), (216, 1211505), (255, 1026216), (270, 969204), (306, 855180), (324, 807670), (340, 769662), (360, 726903), (405, 646136), (408, 641385), (459, 570120), (510, 513108), (540, 484602), (612, 427590), (648, 403835), (680, 384831), (765, 342072), (810, 323068), (918, 285060), (1020, 256554), (1080, 242301), (1224, 213795), (1377, 190040), (1530, 171036), (1620, 161534), (1836, 142530), (2040, 128277), (2295, 114024), (2754, 95020), (3060, 85518), (3240, 80767), (3672, 71265), (4590, 57012), (4751, 55080), (5508, 47510), (6120, 42759), (6885, 38008), (9180, 28506), (9502, 27540), (11016, 23755), (13770, 19004), (14253, 18360)]