331426480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:515

約数の個数: 160

約数和(自身を含む): 969366528

約数和(自身を除く): 637940048

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 173, 176, 220, 280, 308, 311, 346, 385, 440, 560, 616, 622, 692, 770, 865, 880, 1211, 1232, 1244, 1384, 1540, 1555, 1730, 1903, 2177, 2422, 2488, 2768, 3080, 3110, 3421, 3460, 3806, 4354, 4844, 4976, 6055, 6160, 6220, 6842, 6920, 7612, 8708, 9515, 9688, 10885, 12110, 12440, 13321, 13684, 13840, 15224, 17105, 17416, 19030, 19376, 21770, 23947, 24220, 24880, 26642, 27368, 30448, 34210, 34832, 38060, 43540, 47894, 48440, 53284, 53803, 54736, 66605, 68420, 76120, 87080, 95788, 96880, 106568, 107606, 119735, 133210, 136840, 152240, 174160, 191576, 213136, 215212, 239470, 266420, 269015, 273680, 376621, 383152, 430424, 478940, 532840, 538030, 591833, 753242, 860848, 957880, 1065680, 1076060, 1183666, 1506484, 1883105, 1915760, 2152120, 2367332, 2959165, 3012968, 3766210, 4142831, 4304240, 4734664, 5918330, 6025936, 7532420, 8285662, 9469328, 11836660, 15064840, 16571324, 20714155, 23673320, 30129680, 33142648, 41428310, 47346640, 66285296, 82856620, 165713240, 331426480]

約数ペア:

[(1, 331426480), (2, 165713240), (4, 82856620), (5, 66285296), (7, 47346640), (8, 41428310), (10, 33142648), (11, 30129680), (14, 23673320), (16, 20714155), (20, 16571324), (22, 15064840), (28, 11836660), (35, 9469328), (40, 8285662), (44, 7532420), (55, 6025936), (56, 5918330), (70, 4734664), (77, 4304240), (80, 4142831), (88, 3766210), (110, 3012968), (112, 2959165), (140, 2367332), (154, 2152120), (173, 1915760), (176, 1883105), (220, 1506484), (280, 1183666), (308, 1076060), (311, 1065680), (346, 957880), (385, 860848), (440, 753242), (560, 591833), (616, 538030), (622, 532840), (692, 478940), (770, 430424), (865, 383152), (880, 376621), (1211, 273680), (1232, 269015), (1244, 266420), (1384, 239470), (1540, 215212), (1555, 213136), (1730, 191576), (1903, 174160), (2177, 152240), (2422, 136840), (2488, 133210), (2768, 119735), (3080, 107606), (3110, 106568), (3421, 96880), (3460, 95788), (3806, 87080), (4354, 76120), (4844, 68420), (4976, 66605), (6055, 54736), (6160, 53803), (6220, 53284), (6842, 48440), (6920, 47894), (7612, 43540), (8708, 38060), (9515, 34832), (9688, 34210), (10885, 30448), (12110, 27368), (12440, 26642), (13321, 24880), (13684, 24220), (13840, 23947), (15224, 21770), (17105, 19376), (17416, 19030)]