638763048

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 288

約数和(自身を含む): 2250106560

約数和(自身を除く): 1611343512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 29, 33, 36, 42, 44, 56, 58, 63, 66, 72, 77, 84, 87, 88, 99, 116, 126, 132, 137, 154, 168, 174, 198, 203, 231, 232, 252, 261, 264, 274, 308, 319, 348, 396, 406, 411, 462, 504, 522, 548, 609, 616, 638, 693, 696, 792, 812, 822, 841, 924, 957, 959, 1044, 1096, 1218, 1233, 1276, 1386, 1507, 1624, 1644, 1682, 1827, 1848, 1914, 1918, 2088, 2233, 2436, 2466, 2523, 2552, 2772, 2871, 2877, 3014, 3288, 3364, 3654, 3828, 3836, 3973, 4466, 4521, 4872, 4932, 5046, 5544, 5742, 5754, 5887, 6028, 6699, 6728, 7308, 7569, 7656, 7672, 7946, 8631, 8932, 9042, 9251, 9864, 10092, 10549, 11484, 11508, 11774, 11919, 12056, 13398, 13563, 14616, 15138, 15892, 17262, 17661, 17864, 18084, 18502, 20097, 20184, 21098, 22968, 23016, 23548, 23838, 26796, 27126, 27753, 27811, 30276, 31647, 31784, 34524, 35322, 35757, 36168, 37004, 40194, 42196, 43703, 47096, 47676, 52983, 53592, 54252, 55506, 55622, 60552, 63294, 64757, 69048, 70644, 71514, 74008, 80388, 83259, 83433, 84392, 87406, 94941, 95352, 105966, 108504, 111012, 111244, 115217, 126588, 129514, 131109, 141288, 143028, 160776, 166518, 166866, 174812, 189882, 194271, 211932, 222024, 222488, 230434, 250299, 253176, 259028, 262218, 286056, 305921, 333036, 333732, 345651, 349624, 379764, 388542, 393327, 423864, 460868, 500598, 518056, 524436, 582813, 611842, 666072, 667464, 691302, 759528, 777084, 786654, 806519, 917763, 921736, 1001196, 1036953, 1048872, 1165626, 1223684, 1267387, 1382604, 1554168, 1573308, 1613038, 1835526, 2002392, 2073906, 2331252, 2419557, 2447368, 2534774, 2753289, 2765208, 3146616, 3226076, 3671052, 3802161, 4147812, 4662504, 4839114, 5069548, 5506578, 6452152, 7258671, 7342104, 7604322, 8295624, 8871709, 9678228, 10139096, 11013156, 11406483, 14517342, 15208644, 17743418, 19356456, 22026312, 22812966, 26615127, 29034684, 30417288, 35486836, 45625932, 53230254, 58069368, 70973672, 79845381, 91251864, 106460508, 159690762, 212921016, 319381524, 638763048]

約数ペア:

[(1, 638763048), (2, 319381524), (3, 212921016), (4, 159690762), (6, 106460508), (7, 91251864), (8, 79845381), (9, 70973672), (11, 58069368), (12, 53230254), (14, 45625932), (18, 35486836), (21, 30417288), (22, 29034684), (24, 26615127), (28, 22812966), (29, 22026312), (33, 19356456), (36, 17743418), (42, 15208644), (44, 14517342), (56, 11406483), (58, 11013156), (63, 10139096), (66, 9678228), (72, 8871709), (77, 8295624), (84, 7604322), (87, 7342104), (88, 7258671), (99, 6452152), (116, 5506578), (126, 5069548), (132, 4839114), (137, 4662504), (154, 4147812), (168, 3802161), (174, 3671052), (198, 3226076), (203, 3146616), (231, 2765208), (232, 2753289), (252, 2534774), (261, 2447368), (264, 2419557), (274, 2331252), (308, 2073906), (319, 2002392), (348, 1835526), (396, 1613038), (406, 1573308), (411, 1554168), (462, 1382604), (504, 1267387), (522, 1223684), (548, 1165626), (609, 1048872), (616, 1036953), (638, 1001196), (693, 921736), (696, 917763), (792, 806519), (812, 786654), (822, 777084), (841, 759528), (924, 691302), (957, 667464), (959, 666072), (1044, 611842), (1096, 582813), (1218, 524436), (1233, 518056), (1276, 500598), (1386, 460868), (1507, 423864), (1624, 393327), (1644, 388542), (1682, 379764), (1827, 349624), (1848, 345651), (1914, 333732), (1918, 333036), (2088, 305921), (2233, 286056), (2436, 262218), (2466, 259028), (2523, 253176), (2552, 250299), (2772, 230434), (2871, 222488), (2877, 222024), (3014, 211932), (3288, 194271), (3364, 189882), (3654, 174812), (3828, 166866), (3836, 166518), (3973, 160776), (4466, 143028), (4521, 141288), (4872, 131109), (4932, 129514), (5046, 126588), (5544, 115217), (5742, 111244), (5754, 111012), (5887, 108504), (6028, 105966), (6699, 95352), (6728, 94941), (7308, 87406), (7569, 84392), (7656, 83433), (7672, 83259), (7946, 80388), (8631, 74008), (8932, 71514), (9042, 70644), (9251, 69048), (9864, 64757), (10092, 63294), (10549, 60552), (11484, 55622), (11508, 55506), (11774, 54252), (11919, 53592), (12056, 52983), (13398, 47676), (13563, 47096), (14616, 43703), (15138, 42196), (15892, 40194), (17262, 37004), (17661, 36168), (17864, 35757), (18084, 35322), (18502, 34524), (20097, 31784), (20184, 31647), (21098, 30276), (22968, 27811), (23016, 27753), (23548, 27126), (23838, 26796)]