257686020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1034

約数の個数: 144

約数和(自身を含む): 828696960

約数和(自身を除く): 571010940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 67, 69, 90, 92, 115, 134, 138, 180, 201, 207, 230, 268, 276, 335, 345, 402, 414, 460, 603, 670, 690, 804, 828, 929, 1005, 1035, 1206, 1340, 1380, 1541, 1858, 2010, 2070, 2412, 2787, 3015, 3082, 3716, 4020, 4140, 4623, 4645, 5574, 6030, 6164, 7705, 8361, 9246, 9290, 11148, 12060, 13869, 13935, 15410, 16722, 18492, 18580, 21367, 23115, 27738, 27870, 30820, 33444, 41805, 42734, 46230, 55476, 55740, 62243, 64101, 69345, 83610, 85468, 92460, 106835, 124486, 128202, 138690, 167220, 186729, 192303, 213670, 248972, 256404, 277380, 311215, 320505, 373458, 384606, 427340, 560187, 622430, 641010, 746916, 769212, 933645, 961515, 1120374, 1244860, 1282020, 1431589, 1867290, 1923030, 2240748, 2800935, 2863178, 3734580, 3846060, 4294767, 5601870, 5726356, 7157945, 8589534, 11203740, 12884301, 14315890, 17179068, 21473835, 25768602, 28631780, 42947670, 51537204, 64421505, 85895340, 128843010, 257686020]

約数ペア:

[(1, 257686020), (2, 128843010), (3, 85895340), (4, 64421505), (5, 51537204), (6, 42947670), (9, 28631780), (10, 25768602), (12, 21473835), (15, 17179068), (18, 14315890), (20, 12884301), (23, 11203740), (30, 8589534), (36, 7157945), (45, 5726356), (46, 5601870), (60, 4294767), (67, 3846060), (69, 3734580), (90, 2863178), (92, 2800935), (115, 2240748), (134, 1923030), (138, 1867290), (180, 1431589), (201, 1282020), (207, 1244860), (230, 1120374), (268, 961515), (276, 933645), (335, 769212), (345, 746916), (402, 641010), (414, 622430), (460, 560187), (603, 427340), (670, 384606), (690, 373458), (804, 320505), (828, 311215), (929, 277380), (1005, 256404), (1035, 248972), (1206, 213670), (1340, 192303), (1380, 186729), (1541, 167220), (1858, 138690), (2010, 128202), (2070, 124486), (2412, 106835), (2787, 92460), (3015, 85468), (3082, 83610), (3716, 69345), (4020, 64101), (4140, 62243), (4623, 55740), (4645, 55476), (5574, 46230), (6030, 42734), (6164, 41805), (7705, 33444), (8361, 30820), (9246, 27870), (9290, 27738), (11148, 23115), (12060, 21367), (13869, 18580), (13935, 18492), (15410, 16722)]