255371760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2203}}^1$

素因数の和:2252

約数の個数: 240

約数和(自身を含む): 1023220224

約数和(自身を除く): 767848464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 504, 552, 560, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1932, 2070, 2203, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3864, 4140, 4406, 4830, 5040, 5520, 5796, 6440, 6609, 7245, 7728, 8280, 8812, 9660, 11015, 11592, 12880, 13218, 14490, 15421, 16560, 17624, 19320, 19827, 22030, 23184, 26436, 28980, 30842, 33045, 35248, 38640, 39654, 44060, 46263, 50669, 52872, 57960, 61684, 66090, 77105, 79308, 88120, 92526, 99135, 101338, 105744, 115920, 123368, 132180, 138789, 152007, 154210, 158616, 176240, 185052, 198270, 202676, 231315, 246736, 253345, 264360, 277578, 304014, 308420, 317232, 354683, 370104, 396540, 405352, 456021, 462630, 506690, 528720, 555156, 608028, 616840, 693945, 709366, 740208, 760035, 793080, 810704, 912042, 925260, 1013380, 1064049, 1110312, 1216056, 1233680, 1387890, 1418732, 1520070, 1586160, 1773415, 1824084, 1850520, 2026760, 2128098, 2220624, 2280105, 2432112, 2775780, 2837464, 3040140, 3192147, 3546830, 3648168, 3701040, 4053520, 4256196, 4560210, 5320245, 5551560, 5674928, 6080280, 6384294, 7093660, 7296336, 8512392, 9120420, 10640490, 11103120, 12160560, 12768588, 14187320, 15960735, 17024784, 18240840, 21280980, 25537176, 28374640, 31921470, 36481680, 42561960, 51074352, 63842940, 85123920, 127685880, 255371760]

約数ペア:

[(1, 255371760), (2, 127685880), (3, 85123920), (4, 63842940), (5, 51074352), (6, 42561960), (7, 36481680), (8, 31921470), (9, 28374640), (10, 25537176), (12, 21280980), (14, 18240840), (15, 17024784), (16, 15960735), (18, 14187320), (20, 12768588), (21, 12160560), (23, 11103120), (24, 10640490), (28, 9120420), (30, 8512392), (35, 7296336), (36, 7093660), (40, 6384294), (42, 6080280), (45, 5674928), (46, 5551560), (48, 5320245), (56, 4560210), (60, 4256196), (63, 4053520), (69, 3701040), (70, 3648168), (72, 3546830), (80, 3192147), (84, 3040140), (90, 2837464), (92, 2775780), (105, 2432112), (112, 2280105), (115, 2220624), (120, 2128098), (126, 2026760), (138, 1850520), (140, 1824084), (144, 1773415), (161, 1586160), (168, 1520070), (180, 1418732), (184, 1387890), (207, 1233680), (210, 1216056), (230, 1110312), (240, 1064049), (252, 1013380), (276, 925260), (280, 912042), (315, 810704), (322, 793080), (336, 760035), (345, 740208), (360, 709366), (368, 693945), (414, 616840), (420, 608028), (460, 555156), (483, 528720), (504, 506690), (552, 462630), (560, 456021), (630, 405352), (644, 396540), (690, 370104), (720, 354683), (805, 317232), (828, 308420), (840, 304014), (920, 277578), (966, 264360), (1008, 253345), (1035, 246736), (1104, 231315), (1260, 202676), (1288, 198270), (1380, 185052), (1449, 176240), (1610, 158616), (1656, 154210), (1680, 152007), (1840, 138789), (1932, 132180), (2070, 123368), (2203, 115920), (2415, 105744), (2520, 101338), (2576, 99135), (2760, 92526), (2898, 88120), (3220, 79308), (3312, 77105), (3864, 66090), (4140, 61684), (4406, 57960), (4830, 52872), (5040, 50669), (5520, 46263), (5796, 44060), (6440, 39654), (6609, 38640), (7245, 35248), (7728, 33045), (8280, 30842), (8812, 28980), (9660, 26436), (11015, 23184), (11592, 22030), (12880, 19827), (13218, 19320), (14490, 17624), (15421, 16560)]