215078328

素因数分解:

$2^3\times 3^7\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:693

約数の個数: 128

約数和(自身を含む): 637632000

約数和(自身を除く): 422553672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 243, 324, 342, 456, 486, 513, 647, 648, 684, 729, 972, 1026, 1294, 1368, 1458, 1539, 1941, 1944, 2052, 2187, 2588, 2916, 3078, 3882, 4104, 4374, 4617, 5176, 5823, 5832, 6156, 7764, 8748, 9234, 11646, 12293, 12312, 13851, 15528, 17469, 17496, 18468, 23292, 24586, 27702, 34938, 36879, 36936, 41553, 46584, 49172, 52407, 55404, 69876, 73758, 83106, 98344, 104814, 110637, 110808, 139752, 147516, 157221, 166212, 209628, 221274, 295032, 314442, 331911, 332424, 419256, 442548, 471663, 628884, 663822, 885096, 943326, 995733, 1257768, 1327644, 1414989, 1886652, 1991466, 2655288, 2829978, 2987199, 3773304, 3982932, 5659956, 5974398, 7965864, 8961597, 11319912, 11948796, 17923194, 23897592, 26884791, 35846388, 53769582, 71692776, 107539164, 215078328]

約数ペア:

[(1, 215078328), (2, 107539164), (3, 71692776), (4, 53769582), (6, 35846388), (8, 26884791), (9, 23897592), (12, 17923194), (18, 11948796), (19, 11319912), (24, 8961597), (27, 7965864), (36, 5974398), (38, 5659956), (54, 3982932), (57, 3773304), (72, 2987199), (76, 2829978), (81, 2655288), (108, 1991466), (114, 1886652), (152, 1414989), (162, 1327644), (171, 1257768), (216, 995733), (228, 943326), (243, 885096), (324, 663822), (342, 628884), (456, 471663), (486, 442548), (513, 419256), (647, 332424), (648, 331911), (684, 314442), (729, 295032), (972, 221274), (1026, 209628), (1294, 166212), (1368, 157221), (1458, 147516), (1539, 139752), (1941, 110808), (1944, 110637), (2052, 104814), (2187, 98344), (2588, 83106), (2916, 73758), (3078, 69876), (3882, 55404), (4104, 52407), (4374, 49172), (4617, 46584), (5176, 41553), (5823, 36936), (5832, 36879), (6156, 34938), (7764, 27702), (8748, 24586), (9234, 23292), (11646, 18468), (12293, 17496), (12312, 17469), (13851, 15528)]