209274240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:729

約数の個数: 256

約数和(自身を含む): 796677120

約数和(自身を除く): 587402880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 552, 560, 640, 644, 672, 677, 690, 736, 805, 840, 896, 920, 960, 966, 1104, 1120, 1288, 1344, 1354, 1380, 1472, 1610, 1680, 1840, 1920, 1932, 2031, 2208, 2240, 2415, 2576, 2688, 2708, 2760, 2944, 3220, 3360, 3385, 3680, 3864, 4062, 4416, 4480, 4739, 4830, 5152, 5416, 5520, 6440, 6720, 6770, 7360, 7728, 8124, 8832, 9478, 9660, 10155, 10304, 10832, 11040, 12880, 13440, 13540, 14217, 14720, 15456, 15571, 16248, 18956, 19320, 20310, 20608, 21664, 22080, 23695, 25760, 27080, 28434, 30912, 31142, 32496, 37912, 38640, 40620, 43328, 44160, 46713, 47390, 51520, 54160, 56868, 61824, 62284, 64992, 71085, 75824, 77280, 77855, 81240, 86656, 93426, 94780, 103040, 108320, 108997, 113736, 124568, 129984, 142170, 151648, 154560, 155710, 162480, 186852, 189560, 216640, 217994, 227472, 233565, 249136, 259968, 284340, 303296, 309120, 311420, 324960, 326991, 373704, 379120, 433280, 435988, 454944, 467130, 498272, 544985, 568680, 606592, 622840, 649920, 653982, 747408, 758240, 871976, 909888, 934260, 996544, 1089970, 1137360, 1245680, 1299840, 1307964, 1494816, 1516480, 1634955, 1743952, 1819776, 1868520, 1993088, 2179940, 2274720, 2491360, 2615928, 2989632, 3032960, 3269910, 3487904, 3737040, 4359880, 4549440, 4982720, 5231856, 5979264, 6539820, 6975808, 7474080, 8719760, 9098880, 9965440, 10463712, 13079640, 13951616, 14948160, 17439520, 20927424, 26159280, 29896320, 34879040, 41854848, 52318560, 69758080, 104637120, 209274240]

約数ペア:

[(1, 209274240), (2, 104637120), (3, 69758080), (4, 52318560), (5, 41854848), (6, 34879040), (7, 29896320), (8, 26159280), (10, 20927424), (12, 17439520), (14, 14948160), (15, 13951616), (16, 13079640), (20, 10463712), (21, 9965440), (23, 9098880), (24, 8719760), (28, 7474080), (30, 6975808), (32, 6539820), (35, 5979264), (40, 5231856), (42, 4982720), (46, 4549440), (48, 4359880), (56, 3737040), (60, 3487904), (64, 3269910), (69, 3032960), (70, 2989632), (80, 2615928), (84, 2491360), (92, 2274720), (96, 2179940), (105, 1993088), (112, 1868520), (115, 1819776), (120, 1743952), (128, 1634955), (138, 1516480), (140, 1494816), (160, 1307964), (161, 1299840), (168, 1245680), (184, 1137360), (192, 1089970), (210, 996544), (224, 934260), (230, 909888), (240, 871976), (276, 758240), (280, 747408), (320, 653982), (322, 649920), (336, 622840), (345, 606592), (368, 568680), (384, 544985), (420, 498272), (448, 467130), (460, 454944), (480, 435988), (483, 433280), (552, 379120), (560, 373704), (640, 326991), (644, 324960), (672, 311420), (677, 309120), (690, 303296), (736, 284340), (805, 259968), (840, 249136), (896, 233565), (920, 227472), (960, 217994), (966, 216640), (1104, 189560), (1120, 186852), (1288, 162480), (1344, 155710), (1354, 154560), (1380, 151648), (1472, 142170), (1610, 129984), (1680, 124568), (1840, 113736), (1920, 108997), (1932, 108320), (2031, 103040), (2208, 94780), (2240, 93426), (2415, 86656), (2576, 81240), (2688, 77855), (2708, 77280), (2760, 75824), (2944, 71085), (3220, 64992), (3360, 62284), (3385, 61824), (3680, 56868), (3864, 54160), (4062, 51520), (4416, 47390), (4480, 46713), (4739, 44160), (4830, 43328), (5152, 40620), (5416, 38640), (5520, 37912), (6440, 32496), (6720, 31142), (6770, 30912), (7360, 28434), (7728, 27080), (8124, 25760), (8832, 23695), (9478, 22080), (9660, 21664), (10155, 20608), (10304, 20310), (10832, 19320), (11040, 18956), (12880, 16248), (13440, 15571), (13540, 15456), (14217, 14720)]