221805080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^2$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 588500640

約数和(自身を除く): 366695560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 139, 140, 164, 205, 278, 280, 287, 328, 410, 556, 574, 695, 820, 973, 1112, 1148, 1390, 1435, 1640, 1946, 2296, 2780, 2870, 3892, 4865, 5560, 5699, 5740, 7784, 9730, 11398, 11480, 19321, 19460, 22796, 28495, 38642, 38920, 39893, 45592, 56990, 77284, 79786, 96605, 113980, 135247, 154568, 159572, 193210, 199465, 227960, 270494, 319144, 386420, 398930, 540988, 676235, 772840, 792161, 797860, 1081976, 1352470, 1584322, 1595720, 2704940, 3168644, 3960805, 5409880, 5545127, 6337288, 7921610, 11090254, 15843220, 22180508, 27725635, 31686440, 44361016, 55451270, 110902540, 221805080]

約数ペア:

[(1, 221805080), (2, 110902540), (4, 55451270), (5, 44361016), (7, 31686440), (8, 27725635), (10, 22180508), (14, 15843220), (20, 11090254), (28, 7921610), (35, 6337288), (40, 5545127), (41, 5409880), (56, 3960805), (70, 3168644), (82, 2704940), (139, 1595720), (140, 1584322), (164, 1352470), (205, 1081976), (278, 797860), (280, 792161), (287, 772840), (328, 676235), (410, 540988), (556, 398930), (574, 386420), (695, 319144), (820, 270494), (973, 227960), (1112, 199465), (1148, 193210), (1390, 159572), (1435, 154568), (1640, 135247), (1946, 113980), (2296, 96605), (2780, 79786), (2870, 77284), (3892, 56990), (4865, 45592), (5560, 39893), (5699, 38920), (5740, 38642), (7784, 28495), (9730, 22796), (11398, 19460), (11480, 19321)]