254449920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 288

約数和(自身を含む): 880653312

約数和(自身を除く): 626203392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 43, 46, 48, 60, 64, 67, 69, 80, 86, 92, 96, 115, 120, 128, 129, 134, 138, 160, 172, 184, 192, 201, 215, 230, 240, 256, 258, 268, 276, 320, 335, 344, 345, 368, 384, 402, 430, 460, 480, 516, 536, 552, 640, 645, 670, 688, 690, 736, 768, 804, 860, 920, 960, 989, 1005, 1032, 1072, 1104, 1280, 1290, 1340, 1376, 1380, 1472, 1541, 1608, 1720, 1840, 1920, 1978, 2010, 2064, 2144, 2208, 2580, 2680, 2752, 2760, 2881, 2944, 2967, 3082, 3216, 3440, 3680, 3840, 3956, 4020, 4128, 4288, 4416, 4623, 4945, 5160, 5360, 5504, 5520, 5762, 5888, 5934, 6164, 6432, 6880, 7360, 7705, 7912, 8040, 8256, 8576, 8643, 8832, 9246, 9890, 10320, 10720, 11008, 11040, 11524, 11868, 12328, 12864, 13760, 14405, 14720, 14835, 15410, 15824, 16080, 16512, 17152, 17286, 17664, 18492, 19780, 20640, 21440, 22080, 23048, 23115, 23736, 24656, 25728, 27520, 28810, 29440, 29670, 30820, 31648, 32160, 33024, 34572, 36984, 39560, 41280, 42880, 43215, 44160, 46096, 46230, 47472, 49312, 51456, 55040, 57620, 59340, 61640, 63296, 64320, 66263, 69144, 73968, 79120, 82560, 85760, 86430, 88320, 92192, 92460, 94944, 98624, 115240, 118680, 123280, 126592, 128640, 132526, 138288, 147936, 158240, 165120, 172860, 184384, 184920, 189888, 197248, 198789, 230480, 237360, 246560, 253184, 257280, 265052, 276576, 295872, 316480, 331315, 345720, 368768, 369840, 379776, 394496, 397578, 460960, 474720, 493120, 530104, 553152, 591744, 632960, 662630, 691440, 737536, 739680, 759552, 795156, 921920, 949440, 986240, 993945, 1060208, 1106304, 1183488, 1265920, 1325260, 1382880, 1479360, 1590312, 1843840, 1898880, 1972480, 1987890, 2120416, 2212608, 2650520, 2765760, 2958720, 3180624, 3687680, 3797760, 3975780, 4240832, 5301040, 5531520, 5917440, 6361248, 7951560, 8481664, 10602080, 11063040, 12722496, 15903120, 16963328, 21204160, 25444992, 31806240, 42408320, 50889984, 63612480, 84816640, 127224960, 254449920]

約数ペア:

[(1, 254449920), (2, 127224960), (3, 84816640), (4, 63612480), (5, 50889984), (6, 42408320), (8, 31806240), (10, 25444992), (12, 21204160), (15, 16963328), (16, 15903120), (20, 12722496), (23, 11063040), (24, 10602080), (30, 8481664), (32, 7951560), (40, 6361248), (43, 5917440), (46, 5531520), (48, 5301040), (60, 4240832), (64, 3975780), (67, 3797760), (69, 3687680), (80, 3180624), (86, 2958720), (92, 2765760), (96, 2650520), (115, 2212608), (120, 2120416), (128, 1987890), (129, 1972480), (134, 1898880), (138, 1843840), (160, 1590312), (172, 1479360), (184, 1382880), (192, 1325260), (201, 1265920), (215, 1183488), (230, 1106304), (240, 1060208), (256, 993945), (258, 986240), (268, 949440), (276, 921920), (320, 795156), (335, 759552), (344, 739680), (345, 737536), (368, 691440), (384, 662630), (402, 632960), (430, 591744), (460, 553152), (480, 530104), (516, 493120), (536, 474720), (552, 460960), (640, 397578), (645, 394496), (670, 379776), (688, 369840), (690, 368768), (736, 345720), (768, 331315), (804, 316480), (860, 295872), (920, 276576), (960, 265052), (989, 257280), (1005, 253184), (1032, 246560), (1072, 237360), (1104, 230480), (1280, 198789), (1290, 197248), (1340, 189888), (1376, 184920), (1380, 184384), (1472, 172860), (1541, 165120), (1608, 158240), (1720, 147936), (1840, 138288), (1920, 132526), (1978, 128640), (2010, 126592), (2064, 123280), (2144, 118680), (2208, 115240), (2580, 98624), (2680, 94944), (2752, 92460), (2760, 92192), (2881, 88320), (2944, 86430), (2967, 85760), (3082, 82560), (3216, 79120), (3440, 73968), (3680, 69144), (3840, 66263), (3956, 64320), (4020, 63296), (4128, 61640), (4288, 59340), (4416, 57620), (4623, 55040), (4945, 51456), (5160, 49312), (5360, 47472), (5504, 46230), (5520, 46096), (5762, 44160), (5888, 43215), (5934, 42880), (6164, 41280), (6432, 39560), (6880, 36984), (7360, 34572), (7705, 33024), (7912, 32160), (8040, 31648), (8256, 30820), (8576, 29670), (8643, 29440), (8832, 28810), (9246, 27520), (9890, 25728), (10320, 24656), (10720, 23736), (11008, 23115), (11040, 23048), (11524, 22080), (11868, 21440), (12328, 20640), (12864, 19780), (13760, 18492), (14405, 17664), (14720, 17286), (14835, 17152), (15410, 16512), (15824, 16080)]