209203488

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:887

約数の個数: 144

約数和(自身を含む): 650534976

約数和(自身を除く): 441331488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 71, 72, 78, 96, 104, 117, 142, 144, 156, 208, 213, 234, 284, 288, 312, 416, 426, 468, 568, 624, 639, 787, 852, 923, 936, 1136, 1248, 1278, 1574, 1704, 1846, 1872, 2272, 2361, 2556, 2769, 3148, 3408, 3692, 3744, 4722, 5112, 5538, 6296, 6816, 7083, 7384, 8307, 9444, 10224, 10231, 11076, 12592, 14166, 14768, 16614, 18888, 20448, 20462, 22152, 25184, 28332, 29536, 30693, 33228, 37776, 40924, 44304, 55877, 56664, 61386, 66456, 75552, 81848, 88608, 92079, 111754, 113328, 122772, 132912, 163696, 167631, 184158, 223508, 226656, 245544, 265824, 327392, 335262, 368316, 447016, 491088, 502893, 670524, 726401, 736632, 894032, 982176, 1005786, 1341048, 1452802, 1473264, 1788064, 2011572, 2179203, 2682096, 2905604, 2946528, 4023144, 4358406, 5364192, 5811208, 6537609, 8046288, 8716812, 11622416, 13075218, 16092576, 17433624, 23244832, 26150436, 34867248, 52300872, 69734496, 104601744, 209203488]

約数ペア:

[(1, 209203488), (2, 104601744), (3, 69734496), (4, 52300872), (6, 34867248), (8, 26150436), (9, 23244832), (12, 17433624), (13, 16092576), (16, 13075218), (18, 11622416), (24, 8716812), (26, 8046288), (32, 6537609), (36, 5811208), (39, 5364192), (48, 4358406), (52, 4023144), (71, 2946528), (72, 2905604), (78, 2682096), (96, 2179203), (104, 2011572), (117, 1788064), (142, 1473264), (144, 1452802), (156, 1341048), (208, 1005786), (213, 982176), (234, 894032), (284, 736632), (288, 726401), (312, 670524), (416, 502893), (426, 491088), (468, 447016), (568, 368316), (624, 335262), (639, 327392), (787, 265824), (852, 245544), (923, 226656), (936, 223508), (1136, 184158), (1248, 167631), (1278, 163696), (1574, 132912), (1704, 122772), (1846, 113328), (1872, 111754), (2272, 92079), (2361, 88608), (2556, 81848), (2769, 75552), (3148, 66456), (3408, 61386), (3692, 56664), (3744, 55877), (4722, 44304), (5112, 40924), (5538, 37776), (6296, 33228), (6816, 30693), (7083, 29536), (7384, 28332), (8307, 25184), (9444, 22152), (10224, 20462), (10231, 20448), (11076, 18888), (12592, 16614), (14166, 14768)]