131945856

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:472

約数の個数: 128

約数和(自身を含む): 404213760

約数和(自身を除く): 272267904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 191, 192, 224, 257, 336, 382, 384, 448, 514, 573, 672, 764, 771, 896, 1028, 1146, 1337, 1344, 1528, 1542, 1799, 2056, 2292, 2674, 2688, 3056, 3084, 3598, 4011, 4112, 4584, 5348, 5397, 6112, 6168, 7196, 8022, 8224, 9168, 10696, 10794, 12224, 12336, 14392, 16044, 16448, 18336, 21392, 21588, 24448, 24672, 28784, 32088, 32896, 36672, 42784, 43176, 49087, 49344, 57568, 64176, 73344, 85568, 86352, 98174, 98688, 115136, 128352, 147261, 171136, 172704, 196348, 230272, 256704, 294522, 343609, 345408, 392696, 513408, 589044, 687218, 690816, 785392, 1030827, 1178088, 1374436, 1570784, 2061654, 2356176, 2748872, 3141568, 4123308, 4712352, 5497744, 6283136, 8246616, 9424704, 10995488, 16493232, 18849408, 21990976, 32986464, 43981952, 65972928, 131945856]

約数ペア:

[(1, 131945856), (2, 65972928), (3, 43981952), (4, 32986464), (6, 21990976), (7, 18849408), (8, 16493232), (12, 10995488), (14, 9424704), (16, 8246616), (21, 6283136), (24, 5497744), (28, 4712352), (32, 4123308), (42, 3141568), (48, 2748872), (56, 2356176), (64, 2061654), (84, 1570784), (96, 1374436), (112, 1178088), (128, 1030827), (168, 785392), (191, 690816), (192, 687218), (224, 589044), (257, 513408), (336, 392696), (382, 345408), (384, 343609), (448, 294522), (514, 256704), (573, 230272), (672, 196348), (764, 172704), (771, 171136), (896, 147261), (1028, 128352), (1146, 115136), (1337, 98688), (1344, 98174), (1528, 86352), (1542, 85568), (1799, 73344), (2056, 64176), (2292, 57568), (2674, 49344), (2688, 49087), (3056, 43176), (3084, 42784), (3598, 36672), (4011, 32896), (4112, 32088), (4584, 28784), (5348, 24672), (5397, 24448), (6112, 21588), (6168, 21392), (7196, 18336), (8022, 16448), (8224, 16044), (9168, 14392), (10696, 12336), (10794, 12224)]