81228924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 253064448

約数和(自身を除く): 171835524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 67, 68, 84, 102, 119, 126, 134, 153, 201, 204, 238, 252, 268, 283, 306, 357, 402, 469, 476, 566, 603, 612, 714, 804, 849, 938, 1071, 1132, 1139, 1206, 1407, 1428, 1698, 1876, 1981, 2142, 2278, 2412, 2547, 2814, 3396, 3417, 3962, 4221, 4284, 4556, 4811, 5094, 5628, 5943, 6834, 7924, 7973, 8442, 9622, 10188, 10251, 11886, 13668, 14433, 15946, 16884, 17829, 18961, 19244, 20502, 23772, 23919, 28866, 31892, 33677, 35658, 37922, 41004, 43299, 47838, 56883, 57732, 67354, 71316, 71757, 75844, 86598, 95676, 101031, 113766, 132727, 134708, 143514, 170649, 173196, 202062, 227532, 265454, 287028, 303093, 322337, 341298, 398181, 404124, 530908, 606186, 644674, 682596, 796362, 967011, 1194543, 1212372, 1289348, 1592724, 1934022, 2256359, 2389086, 2901033, 3868044, 4512718, 4778172, 5802066, 6769077, 9025436, 11604132, 13538154, 20307231, 27076308, 40614462, 81228924]

約数ペア:

[(1, 81228924), (2, 40614462), (3, 27076308), (4, 20307231), (6, 13538154), (7, 11604132), (9, 9025436), (12, 6769077), (14, 5802066), (17, 4778172), (18, 4512718), (21, 3868044), (28, 2901033), (34, 2389086), (36, 2256359), (42, 1934022), (51, 1592724), (63, 1289348), (67, 1212372), (68, 1194543), (84, 967011), (102, 796362), (119, 682596), (126, 644674), (134, 606186), (153, 530908), (201, 404124), (204, 398181), (238, 341298), (252, 322337), (268, 303093), (283, 287028), (306, 265454), (357, 227532), (402, 202062), (469, 173196), (476, 170649), (566, 143514), (603, 134708), (612, 132727), (714, 113766), (804, 101031), (849, 95676), (938, 86598), (1071, 75844), (1132, 71757), (1139, 71316), (1206, 67354), (1407, 57732), (1428, 56883), (1698, 47838), (1876, 43299), (1981, 41004), (2142, 37922), (2278, 35658), (2412, 33677), (2547, 31892), (2814, 28866), (3396, 23919), (3417, 23772), (3962, 20502), (4221, 19244), (4284, 18961), (4556, 17829), (4811, 16884), (5094, 15946), (5628, 14433), (5943, 13668), (6834, 11886), (7924, 10251), (7973, 10188), (8442, 9622)]