128537892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 394447872

約数和(自身を除く): 265909980

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 67, 69, 84, 92, 126, 134, 138, 161, 201, 207, 252, 268, 276, 322, 331, 402, 414, 469, 483, 603, 644, 662, 804, 828, 938, 966, 993, 1206, 1324, 1407, 1449, 1541, 1876, 1932, 1986, 2317, 2412, 2814, 2898, 2979, 3082, 3972, 4221, 4623, 4634, 5628, 5796, 5958, 6164, 6951, 7613, 8442, 9246, 9268, 10787, 11916, 13869, 13902, 15226, 16884, 18492, 20853, 21574, 22177, 22839, 27738, 27804, 30452, 32361, 41706, 43148, 44354, 45678, 53291, 55476, 64722, 66531, 68517, 83412, 88708, 91356, 97083, 106582, 129444, 133062, 137034, 155239, 159873, 194166, 199593, 213164, 266124, 274068, 310478, 319746, 388332, 399186, 465717, 479619, 510071, 620956, 639492, 798372, 931434, 959238, 1020142, 1397151, 1530213, 1862868, 1918476, 2040284, 2794302, 3060426, 3570497, 4590639, 5588604, 6120852, 7140994, 9181278, 10711491, 14281988, 18362556, 21422982, 32134473, 42845964, 64268946, 128537892]

約数ペア:

[(1, 128537892), (2, 64268946), (3, 42845964), (4, 32134473), (6, 21422982), (7, 18362556), (9, 14281988), (12, 10711491), (14, 9181278), (18, 7140994), (21, 6120852), (23, 5588604), (28, 4590639), (36, 3570497), (42, 3060426), (46, 2794302), (63, 2040284), (67, 1918476), (69, 1862868), (84, 1530213), (92, 1397151), (126, 1020142), (134, 959238), (138, 931434), (161, 798372), (201, 639492), (207, 620956), (252, 510071), (268, 479619), (276, 465717), (322, 399186), (331, 388332), (402, 319746), (414, 310478), (469, 274068), (483, 266124), (603, 213164), (644, 199593), (662, 194166), (804, 159873), (828, 155239), (938, 137034), (966, 133062), (993, 129444), (1206, 106582), (1324, 97083), (1407, 91356), (1449, 88708), (1541, 83412), (1876, 68517), (1932, 66531), (1986, 64722), (2317, 55476), (2412, 53291), (2814, 45678), (2898, 44354), (2979, 43148), (3082, 41706), (3972, 32361), (4221, 30452), (4623, 27804), (4634, 27738), (5628, 22839), (5796, 22177), (5958, 21574), (6164, 20853), (6951, 18492), (7613, 16884), (8442, 15226), (9246, 13902), (9268, 13869), (10787, 11916)]