220192976

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 480504960

約数和(自身を除く): 260311984

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 137, 152, 272, 274, 304, 311, 323, 548, 622, 646, 1096, 1244, 1292, 2192, 2329, 2488, 2584, 2603, 4658, 4976, 5168, 5206, 5287, 5909, 9316, 10412, 10574, 11818, 18632, 20824, 21148, 23636, 37264, 41648, 42296, 42607, 44251, 47272, 84592, 85214, 88502, 94544, 100453, 170428, 177004, 200906, 340856, 354008, 401812, 681712, 708016, 724319, 803624, 809533, 1448638, 1607248, 1619066, 2897276, 3238132, 5794552, 6476264, 11589104, 12952528, 13762061, 27524122, 55048244, 110096488, 220192976]

約数ペア:

[(1, 220192976), (2, 110096488), (4, 55048244), (8, 27524122), (16, 13762061), (17, 12952528), (19, 11589104), (34, 6476264), (38, 5794552), (68, 3238132), (76, 2897276), (136, 1619066), (137, 1607248), (152, 1448638), (272, 809533), (274, 803624), (304, 724319), (311, 708016), (323, 681712), (548, 401812), (622, 354008), (646, 340856), (1096, 200906), (1244, 177004), (1292, 170428), (2192, 100453), (2329, 94544), (2488, 88502), (2584, 85214), (2603, 84592), (4658, 47272), (4976, 44251), (5168, 42607), (5206, 42296), (5287, 41648), (5909, 37264), (9316, 23636), (10412, 21148), (10574, 20824), (11818, 18632)]