221267200

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:493

約数の個数: 216

約数和(自身を含む): 684331200

約数和(自身を除く): 463064000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 80, 88, 100, 110, 112, 128, 140, 154, 160, 175, 176, 200, 220, 224, 256, 275, 280, 308, 320, 350, 352, 385, 400, 440, 448, 449, 550, 560, 616, 640, 700, 704, 770, 800, 880, 896, 898, 1100, 1120, 1232, 1280, 1400, 1408, 1540, 1600, 1760, 1792, 1796, 1925, 2200, 2240, 2245, 2464, 2800, 2816, 3080, 3143, 3200, 3520, 3592, 3850, 4400, 4480, 4490, 4928, 4939, 5600, 6160, 6286, 6400, 7040, 7184, 7700, 8800, 8960, 8980, 9856, 9878, 11200, 11225, 12320, 12572, 14080, 14368, 15400, 15715, 17600, 17960, 19712, 19756, 22400, 22450, 24640, 24695, 25144, 28736, 30800, 31430, 34573, 35200, 35920, 39512, 44800, 44900, 49280, 49390, 50288, 57472, 61600, 62860, 69146, 70400, 71840, 78575, 79024, 89800, 98560, 98780, 100576, 114944, 123200, 123475, 125720, 138292, 143680, 157150, 158048, 172865, 179600, 197560, 201152, 246400, 246950, 251440, 276584, 287360, 314300, 316096, 345730, 359200, 395120, 402304, 492800, 493900, 502880, 553168, 574720, 628600, 632192, 691460, 718400, 790240, 804608, 864325, 987800, 1005760, 1106336, 1257200, 1264384, 1382920, 1436800, 1580480, 1728650, 1975600, 2011520, 2212672, 2514400, 2765840, 2873600, 3160960, 3457300, 3951200, 4023040, 4425344, 5028800, 5531680, 6321920, 6914600, 7902400, 8850688, 10057600, 11063360, 13829200, 15804800, 20115200, 22126720, 27658400, 31609600, 44253440, 55316800, 110633600, 221267200]

約数ペア:

[(1, 221267200), (2, 110633600), (4, 55316800), (5, 44253440), (7, 31609600), (8, 27658400), (10, 22126720), (11, 20115200), (14, 15804800), (16, 13829200), (20, 11063360), (22, 10057600), (25, 8850688), (28, 7902400), (32, 6914600), (35, 6321920), (40, 5531680), (44, 5028800), (50, 4425344), (55, 4023040), (56, 3951200), (64, 3457300), (70, 3160960), (77, 2873600), (80, 2765840), (88, 2514400), (100, 2212672), (110, 2011520), (112, 1975600), (128, 1728650), (140, 1580480), (154, 1436800), (160, 1382920), (175, 1264384), (176, 1257200), (200, 1106336), (220, 1005760), (224, 987800), (256, 864325), (275, 804608), (280, 790240), (308, 718400), (320, 691460), (350, 632192), (352, 628600), (385, 574720), (400, 553168), (440, 502880), (448, 493900), (449, 492800), (550, 402304), (560, 395120), (616, 359200), (640, 345730), (700, 316096), (704, 314300), (770, 287360), (800, 276584), (880, 251440), (896, 246950), (898, 246400), (1100, 201152), (1120, 197560), (1232, 179600), (1280, 172865), (1400, 158048), (1408, 157150), (1540, 143680), (1600, 138292), (1760, 125720), (1792, 123475), (1796, 123200), (1925, 114944), (2200, 100576), (2240, 98780), (2245, 98560), (2464, 89800), (2800, 79024), (2816, 78575), (3080, 71840), (3143, 70400), (3200, 69146), (3520, 62860), (3592, 61600), (3850, 57472), (4400, 50288), (4480, 49390), (4490, 49280), (4928, 44900), (4939, 44800), (5600, 39512), (6160, 35920), (6286, 35200), (6400, 34573), (7040, 31430), (7184, 30800), (7700, 28736), (8800, 25144), (8960, 24695), (8980, 24640), (9856, 22450), (9878, 22400), (11200, 19756), (11225, 19712), (12320, 17960), (12572, 17600), (14080, 15715), (14368, 15400)]