201639720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1019}}^1$

素因数の和:1147

約数の個数: 128

約数和(自身を含む): 647740800

約数和(自身を除く): 446101080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 97, 102, 120, 136, 170, 194, 204, 255, 291, 340, 388, 408, 485, 510, 582, 680, 776, 970, 1019, 1020, 1164, 1455, 1649, 1940, 2038, 2040, 2328, 2910, 3057, 3298, 3880, 4076, 4947, 5095, 5820, 6114, 6596, 8152, 8245, 9894, 10190, 11640, 12228, 13192, 15285, 16490, 17323, 19788, 20380, 24456, 24735, 30570, 32980, 34646, 39576, 40760, 49470, 51969, 61140, 65960, 69292, 86615, 98843, 98940, 103938, 122280, 138584, 173230, 197686, 197880, 207876, 259845, 296529, 346460, 395372, 415752, 494215, 519690, 593058, 692920, 790744, 988430, 1039380, 1186116, 1482645, 1680331, 1976860, 2078760, 2372232, 2965290, 3360662, 3953720, 5040993, 5930580, 6721324, 8401655, 10081986, 11861160, 13442648, 16803310, 20163972, 25204965, 33606620, 40327944, 50409930, 67213240, 100819860, 201639720]

約数ペア:

[(1, 201639720), (2, 100819860), (3, 67213240), (4, 50409930), (5, 40327944), (6, 33606620), (8, 25204965), (10, 20163972), (12, 16803310), (15, 13442648), (17, 11861160), (20, 10081986), (24, 8401655), (30, 6721324), (34, 5930580), (40, 5040993), (51, 3953720), (60, 3360662), (68, 2965290), (85, 2372232), (97, 2078760), (102, 1976860), (120, 1680331), (136, 1482645), (170, 1186116), (194, 1039380), (204, 988430), (255, 790744), (291, 692920), (340, 593058), (388, 519690), (408, 494215), (485, 415752), (510, 395372), (582, 346460), (680, 296529), (776, 259845), (970, 207876), (1019, 197880), (1020, 197686), (1164, 173230), (1455, 138584), (1649, 122280), (1940, 103938), (2038, 98940), (2040, 98843), (2328, 86615), (2910, 69292), (3057, 65960), (3298, 61140), (3880, 51969), (4076, 49470), (4947, 40760), (5095, 39576), (5820, 34646), (6114, 32980), (6596, 30570), (8152, 24735), (8245, 24456), (9894, 20380), (10190, 19788), (11640, 17323), (12228, 16490), (13192, 15285)]