1680668892

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{521}}^1$

素因数の和:809

約数の個数: 192

約数和(自身を含む): 5303854080

約数和(自身を除く): 3623185188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 84, 102, 108, 119, 126, 153, 189, 204, 238, 251, 252, 306, 357, 378, 459, 476, 502, 521, 612, 714, 753, 756, 918, 1004, 1042, 1071, 1428, 1506, 1563, 1757, 1836, 2084, 2142, 2259, 3012, 3126, 3213, 3514, 3647, 4267, 4284, 4518, 4689, 5271, 6252, 6426, 6777, 7028, 7294, 8534, 8857, 9036, 9378, 10542, 10941, 12801, 12852, 13554, 14067, 14588, 15813, 17068, 17714, 18756, 21084, 21882, 25602, 26571, 27108, 28134, 29869, 31626, 32823, 35428, 38403, 43764, 47439, 51204, 53142, 56268, 59738, 61999, 63252, 65646, 76806, 79713, 89607, 94878, 98469, 106284, 115209, 119476, 123998, 130771, 131292, 153612, 159426, 179214, 185997, 189756, 196938, 230418, 239139, 247996, 261542, 268821, 318852, 358428, 371994, 392313, 393876, 460836, 478278, 523084, 537642, 557991, 743988, 784626, 806463, 915397, 956556, 1075284, 1115982, 1176939, 1569252, 1612926, 1673973, 1830794, 2223107, 2231964, 2353878, 2746191, 3225852, 3347946, 3530817, 3661588, 4446214, 4707756, 5492382, 6669321, 6695892, 7061634, 8238573, 8892428, 10984764, 13338642, 14123268, 15561749, 16477146, 20007963, 24715719, 26677284, 31123498, 32954292, 40015926, 46685247, 49431438, 60023889, 62246996, 80031852, 93370494, 98862876, 120047778, 140055741, 186740988, 240095556, 280111482, 420167223, 560222964, 840334446, 1680668892]

約数ペア:

[(1, 1680668892), (2, 840334446), (3, 560222964), (4, 420167223), (6, 280111482), (7, 240095556), (9, 186740988), (12, 140055741), (14, 120047778), (17, 98862876), (18, 93370494), (21, 80031852), (27, 62246996), (28, 60023889), (34, 49431438), (36, 46685247), (42, 40015926), (51, 32954292), (54, 31123498), (63, 26677284), (68, 24715719), (84, 20007963), (102, 16477146), (108, 15561749), (119, 14123268), (126, 13338642), (153, 10984764), (189, 8892428), (204, 8238573), (238, 7061634), (251, 6695892), (252, 6669321), (306, 5492382), (357, 4707756), (378, 4446214), (459, 3661588), (476, 3530817), (502, 3347946), (521, 3225852), (612, 2746191), (714, 2353878), (753, 2231964), (756, 2223107), (918, 1830794), (1004, 1673973), (1042, 1612926), (1071, 1569252), (1428, 1176939), (1506, 1115982), (1563, 1075284), (1757, 956556), (1836, 915397), (2084, 806463), (2142, 784626), (2259, 743988), (3012, 557991), (3126, 537642), (3213, 523084), (3514, 478278), (3647, 460836), (4267, 393876), (4284, 392313), (4518, 371994), (4689, 358428), (5271, 318852), (6252, 268821), (6426, 261542), (6777, 247996), (7028, 239139), (7294, 230418), (8534, 196938), (8857, 189756), (9036, 185997), (9378, 179214), (10542, 159426), (10941, 153612), (12801, 131292), (12852, 130771), (13554, 123998), (14067, 119476), (14588, 115209), (15813, 106284), (17068, 98469), (17714, 94878), (18756, 89607), (21084, 79713), (21882, 76806), (25602, 65646), (26571, 63252), (27108, 61999), (28134, 59738), (29869, 56268), (31626, 53142), (32823, 51204), (35428, 47439), (38403, 43764)]