19948491780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{3209}}^1$

素因数の和:3307

約数の個数: 288

約数和(自身を含む): 69036468480

約数和(自身を除く): 49087976700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 41, 42, 57, 60, 70, 76, 82, 84, 95, 105, 114, 123, 133, 140, 164, 190, 205, 210, 228, 246, 266, 285, 287, 361, 380, 399, 410, 420, 492, 532, 570, 574, 615, 665, 722, 779, 798, 820, 861, 1083, 1140, 1148, 1230, 1330, 1435, 1444, 1558, 1596, 1722, 1805, 1995, 2166, 2337, 2460, 2527, 2660, 2870, 3116, 3209, 3444, 3610, 3895, 3990, 4305, 4332, 4674, 5054, 5415, 5453, 5740, 6418, 7220, 7581, 7790, 7980, 8610, 9348, 9627, 10108, 10830, 10906, 11685, 12635, 12836, 14801, 15162, 15580, 16045, 16359, 17220, 19254, 21660, 21812, 22463, 23370, 25270, 27265, 29602, 30324, 32090, 32718, 37905, 38508, 44403, 44926, 46740, 48135, 50540, 54530, 59204, 60971, 64180, 65436, 67389, 74005, 75810, 81795, 88806, 89852, 96270, 103607, 109060, 112315, 121942, 131569, 134778, 148010, 151620, 163590, 177612, 182913, 192540, 207214, 222015, 224630, 243884, 263138, 269556, 296020, 304855, 310821, 327180, 336945, 365826, 394707, 414428, 426797, 444030, 449260, 518035, 526276, 609710, 621642, 657845, 673890, 731652, 789414, 853594, 888060, 914565, 920983, 1036070, 1158449, 1219420, 1243284, 1280391, 1315690, 1347780, 1554105, 1578828, 1707188, 1829130, 1841966, 1973535, 2072140, 2133985, 2316898, 2499811, 2560782, 2631380, 2762949, 3108210, 3475347, 3658260, 3683932, 3947070, 4267970, 4604915, 4633796, 4999622, 5121564, 5525898, 5792245, 6216420, 6401955, 6950694, 7499433, 7894140, 8109143, 8535940, 9209830, 9999244, 11051796, 11584490, 12499055, 12803910, 13814745, 13901388, 14998866, 16218286, 17376735, 17498677, 18419660, 23168980, 24327429, 24998110, 25607820, 27629490, 29997732, 32436572, 34753470, 34997354, 37497165, 40545715, 47496409, 48654858, 49996220, 52496031, 55258980, 69506940, 69994708, 74994330, 81091430, 87493385, 94992818, 97309716, 104992062, 121637145, 142489227, 149988660, 162182860, 174986770, 189985636, 209984124, 237482045, 243274290, 262480155, 284978454, 332474863, 349973540, 474964090, 486548580, 524960310, 569956908, 664949726, 712446135, 949928180, 997424589, 1049920620, 1329899452, 1424892270, 1662374315, 1994849178, 2849784540, 3324748630, 3989698356, 4987122945, 6649497260, 9974245890, 19948491780]

約数ペア:

[(1, 19948491780), (2, 9974245890), (3, 6649497260), (4, 4987122945), (5, 3989698356), (6, 3324748630), (7, 2849784540), (10, 1994849178), (12, 1662374315), (14, 1424892270), (15, 1329899452), (19, 1049920620), (20, 997424589), (21, 949928180), (28, 712446135), (30, 664949726), (35, 569956908), (38, 524960310), (41, 486548580), (42, 474964090), (57, 349973540), (60, 332474863), (70, 284978454), (76, 262480155), (82, 243274290), (84, 237482045), (95, 209984124), (105, 189985636), (114, 174986770), (123, 162182860), (133, 149988660), (140, 142489227), (164, 121637145), (190, 104992062), (205, 97309716), (210, 94992818), (228, 87493385), (246, 81091430), (266, 74994330), (285, 69994708), (287, 69506940), (361, 55258980), (380, 52496031), (399, 49996220), (410, 48654858), (420, 47496409), (492, 40545715), (532, 37497165), (570, 34997354), (574, 34753470), (615, 32436572), (665, 29997732), (722, 27629490), (779, 25607820), (798, 24998110), (820, 24327429), (861, 23168980), (1083, 18419660), (1140, 17498677), (1148, 17376735), (1230, 16218286), (1330, 14998866), (1435, 13901388), (1444, 13814745), (1558, 12803910), (1596, 12499055), (1722, 11584490), (1805, 11051796), (1995, 9999244), (2166, 9209830), (2337, 8535940), (2460, 8109143), (2527, 7894140), (2660, 7499433), (2870, 6950694), (3116, 6401955), (3209, 6216420), (3444, 5792245), (3610, 5525898), (3895, 5121564), (3990, 4999622), (4305, 4633796), (4332, 4604915), (4674, 4267970), (5054, 3947070), (5415, 3683932), (5453, 3658260), (5740, 3475347), (6418, 3108210), (7220, 2762949), (7581, 2631380), (7790, 2560782), (7980, 2499811), (8610, 2316898), (9348, 2133985), (9627, 2072140), (10108, 1973535), (10830, 1841966), (10906, 1829130), (11685, 1707188), (12635, 1578828), (12836, 1554105), (14801, 1347780), (15162, 1315690), (15580, 1280391), (16045, 1243284), (16359, 1219420), (17220, 1158449), (19254, 1036070), (21660, 920983), (21812, 914565), (22463, 888060), (23370, 853594), (25270, 789414), (27265, 731652), (29602, 673890), (30324, 657845), (32090, 621642), (32718, 609710), (37905, 526276), (38508, 518035), (44403, 449260), (44926, 444030), (46740, 426797), (48135, 414428), (50540, 394707), (54530, 365826), (59204, 336945), (60971, 327180), (64180, 310821), (65436, 304855), (67389, 296020), (74005, 269556), (75810, 263138), (81795, 243884), (88806, 224630), (89852, 222015), (96270, 207214), (103607, 192540), (109060, 182913), (112315, 177612), (121942, 163590), (131569, 151620), (134778, 148010)]