221266248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:811

約数の個数: 128

約数和(自身を含む): 672921600

約数和(自身を除く): 451655352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 103, 114, 133, 152, 168, 206, 228, 266, 309, 399, 412, 456, 532, 618, 673, 721, 798, 824, 1064, 1236, 1346, 1442, 1596, 1957, 2019, 2163, 2472, 2692, 2884, 3192, 3914, 4038, 4326, 4711, 5384, 5768, 5871, 7828, 8076, 8652, 9422, 11742, 12787, 13699, 14133, 15656, 16152, 17304, 18844, 23484, 25574, 27398, 28266, 37688, 38361, 41097, 46968, 51148, 54796, 56532, 69319, 76722, 82194, 89509, 102296, 109592, 113064, 138638, 153444, 164388, 179018, 207957, 268527, 277276, 306888, 328776, 358036, 415914, 485233, 537054, 554552, 716072, 831828, 970466, 1074108, 1317061, 1455699, 1663656, 1940932, 2148216, 2634122, 2911398, 3881864, 3951183, 5268244, 5822796, 7902366, 9219427, 10536488, 11645592, 15804732, 18438854, 27658281, 31609464, 36877708, 55316562, 73755416, 110633124, 221266248]

約数ペア:

[(1, 221266248), (2, 110633124), (3, 73755416), (4, 55316562), (6, 36877708), (7, 31609464), (8, 27658281), (12, 18438854), (14, 15804732), (19, 11645592), (21, 10536488), (24, 9219427), (28, 7902366), (38, 5822796), (42, 5268244), (56, 3951183), (57, 3881864), (76, 2911398), (84, 2634122), (103, 2148216), (114, 1940932), (133, 1663656), (152, 1455699), (168, 1317061), (206, 1074108), (228, 970466), (266, 831828), (309, 716072), (399, 554552), (412, 537054), (456, 485233), (532, 415914), (618, 358036), (673, 328776), (721, 306888), (798, 277276), (824, 268527), (1064, 207957), (1236, 179018), (1346, 164388), (1442, 153444), (1596, 138638), (1957, 113064), (2019, 109592), (2163, 102296), (2472, 89509), (2692, 82194), (2884, 76722), (3192, 69319), (3914, 56532), (4038, 54796), (4326, 51148), (4711, 46968), (5384, 41097), (5768, 38361), (5871, 37688), (7828, 28266), (8076, 27398), (8652, 25574), (9422, 23484), (11742, 18844), (12787, 17304), (13699, 16152), (14133, 15656)]