68478120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 235282320

約数和(自身を除く): 166804200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 53, 60, 72, 74, 90, 97, 106, 111, 120, 148, 159, 180, 185, 194, 212, 222, 265, 291, 296, 318, 333, 360, 370, 388, 424, 444, 477, 485, 530, 555, 582, 636, 666, 740, 776, 795, 873, 888, 954, 970, 1060, 1110, 1164, 1272, 1332, 1455, 1480, 1590, 1665, 1746, 1908, 1940, 1961, 2120, 2220, 2328, 2385, 2664, 2910, 3180, 3330, 3492, 3589, 3816, 3880, 3922, 4365, 4440, 4770, 5141, 5820, 5883, 6360, 6660, 6984, 7178, 7844, 8730, 9540, 9805, 10282, 10767, 11640, 11766, 13320, 14356, 15423, 15688, 17460, 17649, 17945, 19080, 19610, 20564, 21534, 23532, 25705, 28712, 29415, 30846, 32301, 34920, 35298, 35890, 39220, 41128, 43068, 46269, 47064, 51410, 53835, 58830, 61692, 64602, 70596, 71780, 77115, 78440, 86136, 88245, 92538, 102820, 107670, 117660, 123384, 129204, 141192, 143560, 154230, 161505, 176490, 185076, 190217, 205640, 215340, 231345, 235320, 258408, 308460, 323010, 352980, 370152, 380434, 430680, 462690, 570651, 616920, 646020, 705960, 760868, 925380, 951085, 1141302, 1292040, 1521736, 1711953, 1850760, 1902170, 2282604, 2853255, 3423906, 3804340, 4565208, 5706510, 6847812, 7608680, 8559765, 11413020, 13695624, 17119530, 22826040, 34239060, 68478120]

約数ペア:

[(1, 68478120), (2, 34239060), (3, 22826040), (4, 17119530), (5, 13695624), (6, 11413020), (8, 8559765), (9, 7608680), (10, 6847812), (12, 5706510), (15, 4565208), (18, 3804340), (20, 3423906), (24, 2853255), (30, 2282604), (36, 1902170), (37, 1850760), (40, 1711953), (45, 1521736), (53, 1292040), (60, 1141302), (72, 951085), (74, 925380), (90, 760868), (97, 705960), (106, 646020), (111, 616920), (120, 570651), (148, 462690), (159, 430680), (180, 380434), (185, 370152), (194, 352980), (212, 323010), (222, 308460), (265, 258408), (291, 235320), (296, 231345), (318, 215340), (333, 205640), (360, 190217), (370, 185076), (388, 176490), (424, 161505), (444, 154230), (477, 143560), (485, 141192), (530, 129204), (555, 123384), (582, 117660), (636, 107670), (666, 102820), (740, 92538), (776, 88245), (795, 86136), (873, 78440), (888, 77115), (954, 71780), (970, 70596), (1060, 64602), (1110, 61692), (1164, 58830), (1272, 53835), (1332, 51410), (1455, 47064), (1480, 46269), (1590, 43068), (1665, 41128), (1746, 39220), (1908, 35890), (1940, 35298), (1961, 34920), (2120, 32301), (2220, 30846), (2328, 29415), (2385, 28712), (2664, 25705), (2910, 23532), (3180, 21534), (3330, 20564), (3492, 19610), (3589, 19080), (3816, 17945), (3880, 17649), (3922, 17460), (4365, 15688), (4440, 15423), (4770, 14356), (5141, 13320), (5820, 11766), (5883, 11640), (6360, 10767), (6660, 10282), (6984, 9805), (7178, 9540), (7844, 8730)]