219882256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 484540416

約数和(自身を除く): 264658160

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 191, 211, 248, 341, 382, 422, 496, 682, 764, 844, 1364, 1528, 1688, 2101, 2321, 2728, 3056, 3376, 4202, 4642, 5456, 5921, 6541, 8404, 9284, 11842, 13082, 16808, 18568, 23684, 26164, 33616, 37136, 40301, 47368, 52328, 65131, 71951, 80602, 94736, 104656, 130262, 143902, 161204, 260524, 287804, 322408, 443311, 521048, 575608, 644816, 886622, 1042096, 1151216, 1249331, 1773244, 2498662, 3546488, 4997324, 7092976, 9994648, 13742641, 19989296, 27485282, 54970564, 109941128, 219882256]

約数ペア:

[(1, 219882256), (2, 109941128), (4, 54970564), (8, 27485282), (11, 19989296), (16, 13742641), (22, 9994648), (31, 7092976), (44, 4997324), (62, 3546488), (88, 2498662), (124, 1773244), (176, 1249331), (191, 1151216), (211, 1042096), (248, 886622), (341, 644816), (382, 575608), (422, 521048), (496, 443311), (682, 322408), (764, 287804), (844, 260524), (1364, 161204), (1528, 143902), (1688, 130262), (2101, 104656), (2321, 94736), (2728, 80602), (3056, 71951), (3376, 65131), (4202, 52328), (4642, 47368), (5456, 40301), (5921, 37136), (6541, 33616), (8404, 26164), (9284, 23684), (11842, 18568), (13082, 16808)]