217176120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1299

約数の個数: 256

約数和(自身を含む): 864000000

約数和(自身を除く): 646823880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 378, 414, 420, 460, 483, 504, 540, 552, 621, 630, 644, 690, 756, 805, 828, 840, 920, 945, 966, 1035, 1080, 1242, 1249, 1260, 1288, 1380, 1449, 1512, 1610, 1656, 1890, 1932, 2070, 2415, 2484, 2498, 2520, 2760, 2898, 3105, 3220, 3747, 3780, 3864, 4140, 4347, 4830, 4968, 4996, 5796, 6210, 6245, 6440, 7245, 7494, 7560, 8280, 8694, 8743, 9660, 9992, 11241, 11592, 12420, 12490, 14490, 14988, 17388, 17486, 18735, 19320, 21735, 22482, 24840, 24980, 26229, 28727, 28980, 29976, 33723, 34776, 34972, 37470, 43470, 43715, 44964, 49960, 52458, 56205, 57454, 57960, 67446, 69944, 74940, 78687, 86181, 86940, 87430, 89928, 104916, 112410, 114908, 131145, 134892, 143635, 149880, 157374, 168615, 172362, 173880, 174860, 201089, 209832, 224820, 229816, 236061, 258543, 262290, 269784, 287270, 314748, 337230, 344724, 349720, 393435, 402178, 430905, 449640, 472122, 517086, 524580, 574540, 603267, 629496, 674460, 689448, 775629, 786870, 804356, 861810, 944244, 1005445, 1034172, 1049160, 1149080, 1180305, 1206534, 1292715, 1348920, 1551258, 1573740, 1608712, 1723620, 1809801, 1888488, 2010890, 2068344, 2360610, 2413068, 2585430, 3016335, 3102516, 3147480, 3447240, 3619602, 3878145, 4021780, 4721220, 4826136, 5170860, 5429403, 6032670, 6205032, 7239204, 7756290, 8043560, 9049005, 9442440, 10341720, 10858806, 12065340, 14478408, 15512580, 18098010, 21717612, 24130680, 27147015, 31025160, 36196020, 43435224, 54294030, 72392040, 108588060, 217176120]

約数ペア:

[(1, 217176120), (2, 108588060), (3, 72392040), (4, 54294030), (5, 43435224), (6, 36196020), (7, 31025160), (8, 27147015), (9, 24130680), (10, 21717612), (12, 18098010), (14, 15512580), (15, 14478408), (18, 12065340), (20, 10858806), (21, 10341720), (23, 9442440), (24, 9049005), (27, 8043560), (28, 7756290), (30, 7239204), (35, 6205032), (36, 6032670), (40, 5429403), (42, 5170860), (45, 4826136), (46, 4721220), (54, 4021780), (56, 3878145), (60, 3619602), (63, 3447240), (69, 3147480), (70, 3102516), (72, 3016335), (84, 2585430), (90, 2413068), (92, 2360610), (105, 2068344), (108, 2010890), (115, 1888488), (120, 1809801), (126, 1723620), (135, 1608712), (138, 1573740), (140, 1551258), (161, 1348920), (168, 1292715), (180, 1206534), (184, 1180305), (189, 1149080), (207, 1049160), (210, 1034172), (216, 1005445), (230, 944244), (252, 861810), (270, 804356), (276, 786870), (280, 775629), (315, 689448), (322, 674460), (345, 629496), (360, 603267), (378, 574540), (414, 524580), (420, 517086), (460, 472122), (483, 449640), (504, 430905), (540, 402178), (552, 393435), (621, 349720), (630, 344724), (644, 337230), (690, 314748), (756, 287270), (805, 269784), (828, 262290), (840, 258543), (920, 236061), (945, 229816), (966, 224820), (1035, 209832), (1080, 201089), (1242, 174860), (1249, 173880), (1260, 172362), (1288, 168615), (1380, 157374), (1449, 149880), (1512, 143635), (1610, 134892), (1656, 131145), (1890, 114908), (1932, 112410), (2070, 104916), (2415, 89928), (2484, 87430), (2498, 86940), (2520, 86181), (2760, 78687), (2898, 74940), (3105, 69944), (3220, 67446), (3747, 57960), (3780, 57454), (3864, 56205), (4140, 52458), (4347, 49960), (4830, 44964), (4968, 43715), (4996, 43470), (5796, 37470), (6210, 34972), (6245, 34776), (6440, 33723), (7245, 29976), (7494, 28980), (7560, 28727), (8280, 26229), (8694, 24980), (8743, 24840), (9660, 22482), (9992, 21735), (11241, 19320), (11592, 18735), (12420, 17486), (12490, 17388), (14490, 14988)]