388642212

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{349}}^1\times {\mathrm{491}}^1$

素因数の和:863

約数の個数: 120

約数和(自身を含む): 1166827200

約数和(自身を除く): 778184988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 349, 378, 491, 567, 698, 756, 982, 1047, 1134, 1396, 1473, 1964, 2094, 2268, 2443, 2946, 3141, 3437, 4188, 4419, 4886, 5892, 6282, 6874, 7329, 8838, 9423, 9772, 10311, 12564, 13257, 13748, 14658, 17676, 18846, 20622, 21987, 26514, 28269, 29316, 30933, 37692, 39771, 41244, 43974, 53028, 56538, 61866, 65961, 79542, 87948, 92799, 113076, 123732, 131922, 159084, 171359, 185598, 197883, 263844, 278397, 342718, 371196, 395766, 514077, 556794, 685436, 791532, 1028154, 1113588, 1199513, 1542231, 2056308, 2399026, 3084462, 3598539, 4626693, 4798052, 6168924, 7197078, 9253386, 10795617, 13880079, 14394156, 18506772, 21591234, 27760158, 32386851, 43182468, 55520316, 64773702, 97160553, 129547404, 194321106, 388642212]

約数ペア:

[(1, 388642212), (2, 194321106), (3, 129547404), (4, 97160553), (6, 64773702), (7, 55520316), (9, 43182468), (12, 32386851), (14, 27760158), (18, 21591234), (21, 18506772), (27, 14394156), (28, 13880079), (36, 10795617), (42, 9253386), (54, 7197078), (63, 6168924), (81, 4798052), (84, 4626693), (108, 3598539), (126, 3084462), (162, 2399026), (189, 2056308), (252, 1542231), (324, 1199513), (349, 1113588), (378, 1028154), (491, 791532), (567, 685436), (698, 556794), (756, 514077), (982, 395766), (1047, 371196), (1134, 342718), (1396, 278397), (1473, 263844), (1964, 197883), (2094, 185598), (2268, 171359), (2443, 159084), (2946, 131922), (3141, 123732), (3437, 113076), (4188, 92799), (4419, 87948), (4886, 79542), (5892, 65961), (6282, 61866), (6874, 56538), (7329, 53028), (8838, 43974), (9423, 41244), (9772, 39771), (10311, 37692), (12564, 30933), (13257, 29316), (13748, 28269), (14658, 26514), (17676, 21987), (18846, 20622)]