253265040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1678

約数の個数: 240

約数和(自身を含む): 1004030976

約数和(自身を除く): 750765936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 868, 930, 1008, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1621, 1680, 1736, 1860, 1953, 2170, 2232, 2480, 2520, 2604, 2790, 3242, 3255, 3472, 3720, 3906, 4340, 4464, 4863, 5040, 5208, 5580, 6484, 6510, 7440, 7812, 8105, 8680, 9726, 9765, 10416, 11160, 11347, 12968, 13020, 14589, 15624, 16210, 17360, 19452, 19530, 22320, 22694, 24315, 25936, 26040, 29178, 31248, 32420, 34041, 38904, 39060, 45388, 48630, 50251, 52080, 56735, 58356, 64840, 68082, 72945, 77808, 78120, 90776, 97260, 100502, 102123, 113470, 116712, 129680, 136164, 145890, 150753, 156240, 170205, 181552, 194520, 201004, 204246, 226940, 233424, 251255, 272328, 291780, 301506, 340410, 351757, 389040, 402008, 408492, 452259, 453880, 502510, 510615, 544656, 583560, 603012, 680820, 703514, 753765, 804016, 816984, 904518, 907760, 1005020, 1021230, 1055271, 1167120, 1206024, 1361640, 1407028, 1507530, 1633968, 1758785, 1809036, 2010040, 2042460, 2110542, 2261295, 2412048, 2723280, 2814056, 3015060, 3165813, 3517570, 3618072, 4020080, 4084920, 4221084, 4522590, 5276355, 5628112, 6030120, 6331626, 7035140, 7236144, 8169840, 8442168, 9045180, 10552710, 12060240, 12663252, 14070280, 15829065, 16884336, 18090360, 21105420, 25326504, 28140560, 31658130, 36180720, 42210840, 50653008, 63316260, 84421680, 126632520, 253265040]

約数ペア:

[(1, 253265040), (2, 126632520), (3, 84421680), (4, 63316260), (5, 50653008), (6, 42210840), (7, 36180720), (8, 31658130), (9, 28140560), (10, 25326504), (12, 21105420), (14, 18090360), (15, 16884336), (16, 15829065), (18, 14070280), (20, 12663252), (21, 12060240), (24, 10552710), (28, 9045180), (30, 8442168), (31, 8169840), (35, 7236144), (36, 7035140), (40, 6331626), (42, 6030120), (45, 5628112), (48, 5276355), (56, 4522590), (60, 4221084), (62, 4084920), (63, 4020080), (70, 3618072), (72, 3517570), (80, 3165813), (84, 3015060), (90, 2814056), (93, 2723280), (105, 2412048), (112, 2261295), (120, 2110542), (124, 2042460), (126, 2010040), (140, 1809036), (144, 1758785), (155, 1633968), (168, 1507530), (180, 1407028), (186, 1361640), (210, 1206024), (217, 1167120), (240, 1055271), (248, 1021230), (252, 1005020), (279, 907760), (280, 904518), (310, 816984), (315, 804016), (336, 753765), (360, 703514), (372, 680820), (420, 603012), (434, 583560), (465, 544656), (496, 510615), (504, 502510), (558, 453880), (560, 452259), (620, 408492), (630, 402008), (651, 389040), (720, 351757), (744, 340410), (840, 301506), (868, 291780), (930, 272328), (1008, 251255), (1085, 233424), (1116, 226940), (1240, 204246), (1260, 201004), (1302, 194520), (1395, 181552), (1488, 170205), (1621, 156240), (1680, 150753), (1736, 145890), (1860, 136164), (1953, 129680), (2170, 116712), (2232, 113470), (2480, 102123), (2520, 100502), (2604, 97260), (2790, 90776), (3242, 78120), (3255, 77808), (3472, 72945), (3720, 68082), (3906, 64840), (4340, 58356), (4464, 56735), (4863, 52080), (5040, 50251), (5208, 48630), (5580, 45388), (6484, 39060), (6510, 38904), (7440, 34041), (7812, 32420), (8105, 31248), (8680, 29178), (9726, 26040), (9765, 25936), (10416, 24315), (11160, 22694), (11347, 22320), (12968, 19530), (13020, 19452), (14589, 17360), (15624, 16210)]