581374920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:612

約数の個数: 256

約数和(自身を含む): 2131200000

約数和(自身を除く): 1549825080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 73, 76, 84, 95, 105, 114, 120, 133, 140, 146, 152, 168, 190, 210, 219, 228, 266, 280, 285, 292, 365, 380, 399, 420, 438, 456, 499, 511, 532, 570, 584, 665, 730, 760, 798, 840, 876, 998, 1022, 1064, 1095, 1140, 1330, 1387, 1460, 1497, 1533, 1596, 1752, 1995, 1996, 2044, 2190, 2280, 2495, 2555, 2660, 2774, 2920, 2994, 3066, 3192, 3493, 3990, 3992, 4088, 4161, 4380, 4990, 5110, 5320, 5548, 5988, 6132, 6935, 6986, 7485, 7665, 7980, 8322, 8760, 9481, 9709, 9980, 10220, 10479, 11096, 11976, 12264, 13870, 13972, 14970, 15330, 15960, 16644, 17465, 18962, 19418, 19960, 20440, 20805, 20958, 27740, 27944, 28443, 29127, 29940, 30660, 33288, 34930, 36427, 37924, 38836, 41610, 41916, 47405, 48545, 52395, 55480, 56886, 58254, 59880, 61320, 66367, 69860, 72854, 75848, 77672, 83220, 83832, 94810, 97090, 104790, 109281, 113772, 116508, 132734, 139720, 142215, 145635, 145708, 166440, 182135, 189620, 194180, 199101, 209580, 218562, 227544, 233016, 254989, 265468, 284430, 291270, 291416, 331835, 364270, 379240, 388360, 398202, 419160, 437124, 509978, 530936, 546405, 568860, 582540, 663670, 692113, 728540, 764967, 796404, 874248, 995505, 1019956, 1092810, 1137720, 1165080, 1274945, 1327340, 1384226, 1457080, 1529934, 1592808, 1991010, 2039912, 2076339, 2185620, 2549890, 2654680, 2768452, 3059868, 3460565, 3824835, 3982020, 4152678, 4371240, 4844791, 5099780, 5536904, 6119736, 6921130, 7649670, 7964040, 8305356, 9689582, 10199560, 10381695, 13842260, 14534373, 15299340, 16610712, 19379164, 20763390, 24223955, 27684520, 29068746, 30598680, 38758328, 41526780, 48447910, 58137492, 72671865, 83053560, 96895820, 116274984, 145343730, 193791640, 290687460, 581374920]

約数ペア:

[(1, 581374920), (2, 290687460), (3, 193791640), (4, 145343730), (5, 116274984), (6, 96895820), (7, 83053560), (8, 72671865), (10, 58137492), (12, 48447910), (14, 41526780), (15, 38758328), (19, 30598680), (20, 29068746), (21, 27684520), (24, 24223955), (28, 20763390), (30, 19379164), (35, 16610712), (38, 15299340), (40, 14534373), (42, 13842260), (56, 10381695), (57, 10199560), (60, 9689582), (70, 8305356), (73, 7964040), (76, 7649670), (84, 6921130), (95, 6119736), (105, 5536904), (114, 5099780), (120, 4844791), (133, 4371240), (140, 4152678), (146, 3982020), (152, 3824835), (168, 3460565), (190, 3059868), (210, 2768452), (219, 2654680), (228, 2549890), (266, 2185620), (280, 2076339), (285, 2039912), (292, 1991010), (365, 1592808), (380, 1529934), (399, 1457080), (420, 1384226), (438, 1327340), (456, 1274945), (499, 1165080), (511, 1137720), (532, 1092810), (570, 1019956), (584, 995505), (665, 874248), (730, 796404), (760, 764967), (798, 728540), (840, 692113), (876, 663670), (998, 582540), (1022, 568860), (1064, 546405), (1095, 530936), (1140, 509978), (1330, 437124), (1387, 419160), (1460, 398202), (1497, 388360), (1533, 379240), (1596, 364270), (1752, 331835), (1995, 291416), (1996, 291270), (2044, 284430), (2190, 265468), (2280, 254989), (2495, 233016), (2555, 227544), (2660, 218562), (2774, 209580), (2920, 199101), (2994, 194180), (3066, 189620), (3192, 182135), (3493, 166440), (3990, 145708), (3992, 145635), (4088, 142215), (4161, 139720), (4380, 132734), (4990, 116508), (5110, 113772), (5320, 109281), (5548, 104790), (5988, 97090), (6132, 94810), (6935, 83832), (6986, 83220), (7485, 77672), (7665, 75848), (7980, 72854), (8322, 69860), (8760, 66367), (9481, 61320), (9709, 59880), (9980, 58254), (10220, 56886), (10479, 55480), (11096, 52395), (11976, 48545), (12264, 47405), (13870, 41916), (13972, 41610), (14970, 38836), (15330, 37924), (15960, 36427), (16644, 34930), (17465, 33288), (18962, 30660), (19418, 29940), (19960, 29127), (20440, 28443), (20805, 27944), (20958, 27740)]