520327808

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 256

約数和(自身を含む): 1447649280

約数和(自身を除く): 927321472

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 52, 56, 62, 64, 77, 88, 91, 104, 112, 124, 128, 131, 143, 154, 176, 182, 208, 217, 224, 248, 262, 286, 308, 341, 352, 364, 403, 416, 434, 448, 496, 524, 572, 616, 682, 704, 728, 806, 832, 868, 896, 917, 992, 1001, 1048, 1144, 1232, 1364, 1408, 1441, 1456, 1612, 1664, 1703, 1736, 1834, 1984, 2002, 2096, 2288, 2387, 2464, 2728, 2821, 2882, 2912, 3224, 3406, 3472, 3668, 3968, 4004, 4061, 4192, 4433, 4576, 4774, 4928, 5456, 5642, 5764, 5824, 6448, 6812, 6944, 7336, 8008, 8122, 8384, 8866, 9152, 9548, 9856, 10087, 10912, 11284, 11528, 11648, 11921, 12896, 13624, 13888, 14672, 16016, 16244, 16768, 17732, 18304, 18733, 19096, 20174, 21824, 22568, 23056, 23842, 25792, 27248, 27776, 28427, 29344, 31031, 32032, 32488, 35464, 37466, 38192, 40348, 43648, 44671, 45136, 46112, 47684, 51584, 52793, 54496, 56854, 58688, 62062, 64064, 64976, 70928, 74932, 76384, 80696, 89342, 90272, 92224, 95368, 105586, 108992, 113708, 117376, 124124, 128128, 129952, 131131, 141856, 149864, 152768, 161392, 178684, 180544, 184448, 190736, 211172, 217984, 227416, 248248, 259904, 262262, 283712, 299728, 305536, 312697, 322784, 357368, 361088, 369551, 381472, 422344, 454832, 496496, 519808, 524524, 567424, 580723, 599456, 625394, 645568, 714736, 739102, 762944, 844688, 909664, 992992, 1049048, 1161446, 1198912, 1250788, 1291136, 1429472, 1478204, 1525888, 1689376, 1819328, 1985984, 2098096, 2322892, 2397824, 2501576, 2858944, 2956408, 3378752, 3638656, 3971968, 4065061, 4196192, 4645784, 5003152, 5717888, 5912816, 6757504, 8130122, 8392384, 9291568, 10006304, 11825632, 16260244, 16784768, 18583136, 20012608, 23651264, 32520488, 37166272, 40025216, 47302528, 65040976, 74332544, 130081952, 260163904, 520327808]

約数ペア:

[(1, 520327808), (2, 260163904), (4, 130081952), (7, 74332544), (8, 65040976), (11, 47302528), (13, 40025216), (14, 37166272), (16, 32520488), (22, 23651264), (26, 20012608), (28, 18583136), (31, 16784768), (32, 16260244), (44, 11825632), (52, 10006304), (56, 9291568), (62, 8392384), (64, 8130122), (77, 6757504), (88, 5912816), (91, 5717888), (104, 5003152), (112, 4645784), (124, 4196192), (128, 4065061), (131, 3971968), (143, 3638656), (154, 3378752), (176, 2956408), (182, 2858944), (208, 2501576), (217, 2397824), (224, 2322892), (248, 2098096), (262, 1985984), (286, 1819328), (308, 1689376), (341, 1525888), (352, 1478204), (364, 1429472), (403, 1291136), (416, 1250788), (434, 1198912), (448, 1161446), (496, 1049048), (524, 992992), (572, 909664), (616, 844688), (682, 762944), (704, 739102), (728, 714736), (806, 645568), (832, 625394), (868, 599456), (896, 580723), (917, 567424), (992, 524524), (1001, 519808), (1048, 496496), (1144, 454832), (1232, 422344), (1364, 381472), (1408, 369551), (1441, 361088), (1456, 357368), (1612, 322784), (1664, 312697), (1703, 305536), (1736, 299728), (1834, 283712), (1984, 262262), (2002, 259904), (2096, 248248), (2288, 227416), (2387, 217984), (2464, 211172), (2728, 190736), (2821, 184448), (2882, 180544), (2912, 178684), (3224, 161392), (3406, 152768), (3472, 149864), (3668, 141856), (3968, 131131), (4004, 129952), (4061, 128128), (4192, 124124), (4433, 117376), (4576, 113708), (4774, 108992), (4928, 105586), (5456, 95368), (5642, 92224), (5764, 90272), (5824, 89342), (6448, 80696), (6812, 76384), (6944, 74932), (7336, 70928), (8008, 64976), (8122, 64064), (8384, 62062), (8866, 58688), (9152, 56854), (9548, 54496), (9856, 52793), (10087, 51584), (10912, 47684), (11284, 46112), (11528, 45136), (11648, 44671), (11921, 43648), (12896, 40348), (13624, 38192), (13888, 37466), (14672, 35464), (16016, 32488), (16244, 32032), (16768, 31031), (17732, 29344), (18304, 28427), (18733, 27776), (19096, 27248), (20174, 25792), (21824, 23842), (22568, 23056)]