1289755320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{499}}^1$

素因数の和:718

約数の個数: 256

約数和(自身を含む): 4717440000

約数和(自身を除く): 3427684680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 181, 204, 210, 238, 255, 280, 340, 357, 362, 408, 420, 476, 499, 510, 543, 595, 680, 714, 724, 840, 905, 952, 998, 1020, 1086, 1190, 1267, 1428, 1448, 1497, 1785, 1810, 1996, 2040, 2172, 2380, 2495, 2534, 2715, 2856, 2994, 3077, 3493, 3570, 3620, 3801, 3992, 4344, 4760, 4990, 5068, 5430, 5988, 6154, 6335, 6986, 7140, 7240, 7485, 7602, 8483, 9231, 9980, 10136, 10479, 10860, 11976, 12308, 12670, 13972, 14280, 14970, 15204, 15385, 16966, 17465, 18462, 19005, 19960, 20958, 21539, 21720, 24616, 25340, 25449, 27944, 29940, 30408, 30770, 33932, 34930, 36924, 38010, 41916, 42415, 43078, 46155, 50680, 50898, 52395, 59381, 59880, 61540, 64617, 67864, 69860, 73848, 76020, 83832, 84830, 86156, 90319, 92310, 101796, 104790, 107695, 118762, 123080, 127245, 129234, 139720, 152040, 169660, 172312, 178143, 180638, 184620, 203592, 209580, 215390, 237524, 254490, 258468, 270957, 296905, 323085, 339320, 356286, 361276, 369240, 419160, 430780, 451595, 475048, 508980, 516936, 541914, 593810, 632233, 646170, 712572, 722552, 861560, 890715, 903190, 1017960, 1083828, 1187620, 1264466, 1292340, 1354785, 1425144, 1535423, 1781430, 1806380, 1896699, 2167656, 2375240, 2528932, 2584680, 2709570, 3070846, 3161165, 3562860, 3612760, 3793398, 4606269, 5057864, 5419140, 6141692, 6322330, 7125720, 7586796, 7677115, 9212538, 9483495, 10747961, 10838280, 12283384, 12644660, 15173592, 15354230, 18425076, 18966990, 21495922, 23031345, 25289320, 30708460, 32243883, 36850152, 37933980, 42991844, 46062690, 53739805, 61416920, 64487766, 75867960, 85983688, 92125380, 107479610, 128975532, 161219415, 184250760, 214959220, 257951064, 322438830, 429918440, 644877660, 1289755320]

約数ペア:

[(1, 1289755320), (2, 644877660), (3, 429918440), (4, 322438830), (5, 257951064), (6, 214959220), (7, 184250760), (8, 161219415), (10, 128975532), (12, 107479610), (14, 92125380), (15, 85983688), (17, 75867960), (20, 64487766), (21, 61416920), (24, 53739805), (28, 46062690), (30, 42991844), (34, 37933980), (35, 36850152), (40, 32243883), (42, 30708460), (51, 25289320), (56, 23031345), (60, 21495922), (68, 18966990), (70, 18425076), (84, 15354230), (85, 15173592), (102, 12644660), (105, 12283384), (119, 10838280), (120, 10747961), (136, 9483495), (140, 9212538), (168, 7677115), (170, 7586796), (181, 7125720), (204, 6322330), (210, 6141692), (238, 5419140), (255, 5057864), (280, 4606269), (340, 3793398), (357, 3612760), (362, 3562860), (408, 3161165), (420, 3070846), (476, 2709570), (499, 2584680), (510, 2528932), (543, 2375240), (595, 2167656), (680, 1896699), (714, 1806380), (724, 1781430), (840, 1535423), (905, 1425144), (952, 1354785), (998, 1292340), (1020, 1264466), (1086, 1187620), (1190, 1083828), (1267, 1017960), (1428, 903190), (1448, 890715), (1497, 861560), (1785, 722552), (1810, 712572), (1996, 646170), (2040, 632233), (2172, 593810), (2380, 541914), (2495, 516936), (2534, 508980), (2715, 475048), (2856, 451595), (2994, 430780), (3077, 419160), (3493, 369240), (3570, 361276), (3620, 356286), (3801, 339320), (3992, 323085), (4344, 296905), (4760, 270957), (4990, 258468), (5068, 254490), (5430, 237524), (5988, 215390), (6154, 209580), (6335, 203592), (6986, 184620), (7140, 180638), (7240, 178143), (7485, 172312), (7602, 169660), (8483, 152040), (9231, 139720), (9980, 129234), (10136, 127245), (10479, 123080), (10860, 118762), (11976, 107695), (12308, 104790), (12670, 101796), (13972, 92310), (14280, 90319), (14970, 86156), (15204, 84830), (15385, 83832), (16966, 76020), (17465, 73848), (18462, 69860), (19005, 67864), (19960, 64617), (20958, 61540), (21539, 59880), (21720, 59381), (24616, 52395), (25340, 50898), (25449, 50680), (27944, 46155), (29940, 43078), (30408, 42415), (30770, 41916), (33932, 38010), (34930, 36924)]