217293440

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 288

約数和(自身を含む): 670296060

約数和(自身を除く): 453002620

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 41, 49, 52, 56, 64, 65, 70, 80, 82, 91, 98, 104, 112, 128, 130, 140, 160, 164, 169, 182, 196, 205, 208, 224, 245, 260, 280, 287, 320, 328, 338, 364, 392, 410, 416, 448, 455, 490, 520, 533, 560, 574, 637, 640, 656, 676, 728, 784, 820, 832, 845, 896, 910, 980, 1040, 1066, 1120, 1148, 1183, 1274, 1312, 1352, 1435, 1456, 1568, 1640, 1664, 1690, 1820, 1960, 2009, 2080, 2132, 2240, 2296, 2366, 2548, 2624, 2665, 2704, 2870, 2912, 3136, 3185, 3280, 3380, 3640, 3731, 3920, 4018, 4160, 4264, 4480, 4592, 4732, 5096, 5248, 5330, 5408, 5740, 5824, 5915, 6272, 6370, 6560, 6760, 6929, 7280, 7462, 7840, 8036, 8281, 8320, 8528, 9184, 9464, 10045, 10192, 10660, 10816, 11480, 11648, 11830, 12740, 13120, 13520, 13858, 14560, 14924, 15680, 16072, 16562, 17056, 18368, 18655, 18928, 20090, 20384, 21320, 21632, 22960, 23660, 25480, 26117, 26240, 27040, 27716, 29120, 29848, 31360, 32144, 33124, 34112, 34645, 36736, 37310, 37856, 40180, 40768, 41405, 42640, 45920, 47320, 48503, 50960, 52234, 54080, 55432, 58240, 59696, 64288, 66248, 68224, 69290, 74620, 75712, 80360, 81536, 82810, 85280, 91840, 94640, 97006, 101920, 104468, 108160, 110864, 119392, 128576, 130585, 132496, 138580, 149240, 151424, 160720, 165620, 170560, 183680, 189280, 194012, 203840, 208936, 221728, 238784, 242515, 257152, 261170, 264992, 277160, 298480, 321440, 331240, 339521, 341120, 378560, 388024, 407680, 417872, 443456, 477568, 485030, 522340, 529984, 554320, 596960, 642880, 662480, 679042, 757120, 776048, 835744, 886912, 970060, 1044680, 1059968, 1108640, 1193920, 1285760, 1324960, 1358084, 1552096, 1671488, 1697605, 1940120, 2089360, 2217280, 2387840, 2649920, 2716168, 3104192, 3342976, 3395210, 3880240, 4178720, 4434560, 5299840, 5432336, 6208384, 6790420, 7760480, 8357440, 10864672, 13580840, 15520960, 16714880, 21729344, 27161680, 31041920, 43458688, 54323360, 108646720, 217293440]

約数ペア:

[(1, 217293440), (2, 108646720), (4, 54323360), (5, 43458688), (7, 31041920), (8, 27161680), (10, 21729344), (13, 16714880), (14, 15520960), (16, 13580840), (20, 10864672), (26, 8357440), (28, 7760480), (32, 6790420), (35, 6208384), (40, 5432336), (41, 5299840), (49, 4434560), (52, 4178720), (56, 3880240), (64, 3395210), (65, 3342976), (70, 3104192), (80, 2716168), (82, 2649920), (91, 2387840), (98, 2217280), (104, 2089360), (112, 1940120), (128, 1697605), (130, 1671488), (140, 1552096), (160, 1358084), (164, 1324960), (169, 1285760), (182, 1193920), (196, 1108640), (205, 1059968), (208, 1044680), (224, 970060), (245, 886912), (260, 835744), (280, 776048), (287, 757120), (320, 679042), (328, 662480), (338, 642880), (364, 596960), (392, 554320), (410, 529984), (416, 522340), (448, 485030), (455, 477568), (490, 443456), (520, 417872), (533, 407680), (560, 388024), (574, 378560), (637, 341120), (640, 339521), (656, 331240), (676, 321440), (728, 298480), (784, 277160), (820, 264992), (832, 261170), (845, 257152), (896, 242515), (910, 238784), (980, 221728), (1040, 208936), (1066, 203840), (1120, 194012), (1148, 189280), (1183, 183680), (1274, 170560), (1312, 165620), (1352, 160720), (1435, 151424), (1456, 149240), (1568, 138580), (1640, 132496), (1664, 130585), (1690, 128576), (1820, 119392), (1960, 110864), (2009, 108160), (2080, 104468), (2132, 101920), (2240, 97006), (2296, 94640), (2366, 91840), (2548, 85280), (2624, 82810), (2665, 81536), (2704, 80360), (2870, 75712), (2912, 74620), (3136, 69290), (3185, 68224), (3280, 66248), (3380, 64288), (3640, 59696), (3731, 58240), (3920, 55432), (4018, 54080), (4160, 52234), (4264, 50960), (4480, 48503), (4592, 47320), (4732, 45920), (5096, 42640), (5248, 41405), (5330, 40768), (5408, 40180), (5740, 37856), (5824, 37310), (5915, 36736), (6272, 34645), (6370, 34112), (6560, 33124), (6760, 32144), (6929, 31360), (7280, 29848), (7462, 29120), (7840, 27716), (8036, 27040), (8281, 26240), (8320, 26117), (8528, 25480), (9184, 23660), (9464, 22960), (10045, 21632), (10192, 21320), (10660, 20384), (10816, 20090), (11480, 18928), (11648, 18655), (11830, 18368), (12740, 17056), (13120, 16562), (13520, 16072), (13858, 15680), (14560, 14924)]