245009408

素因数分解:

$2^{10}\times 7^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 132

約数和(自身を含む): 602063640

約数和(自身を除く): 357054232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 256, 257, 266, 304, 392, 448, 512, 514, 532, 608, 784, 896, 931, 1024, 1028, 1064, 1216, 1568, 1792, 1799, 1862, 2056, 2128, 2432, 3136, 3584, 3598, 3724, 4112, 4256, 4864, 4883, 6272, 7168, 7196, 7448, 8224, 8512, 9728, 9766, 12544, 12593, 14392, 14896, 16448, 17024, 19456, 19532, 25088, 25186, 28784, 29792, 32896, 34048, 34181, 39064, 50176, 50372, 57568, 59584, 65792, 68096, 68362, 78128, 100744, 115136, 119168, 131584, 136192, 136724, 156256, 201488, 230272, 238336, 239267, 263168, 273448, 312512, 402976, 460544, 476672, 478534, 546896, 625024, 805952, 921088, 953344, 957068, 1093792, 1250048, 1611904, 1842176, 1914136, 2187584, 2500096, 3223808, 3828272, 4375168, 5000192, 6447616, 7656544, 8750336, 12895232, 15313088, 17500672, 30626176, 35001344, 61252352, 122504704, 245009408]

約数ペア:

[(1, 245009408), (2, 122504704), (4, 61252352), (7, 35001344), (8, 30626176), (14, 17500672), (16, 15313088), (19, 12895232), (28, 8750336), (32, 7656544), (38, 6447616), (49, 5000192), (56, 4375168), (64, 3828272), (76, 3223808), (98, 2500096), (112, 2187584), (128, 1914136), (133, 1842176), (152, 1611904), (196, 1250048), (224, 1093792), (256, 957068), (257, 953344), (266, 921088), (304, 805952), (392, 625024), (448, 546896), (512, 478534), (514, 476672), (532, 460544), (608, 402976), (784, 312512), (896, 273448), (931, 263168), (1024, 239267), (1028, 238336), (1064, 230272), (1216, 201488), (1568, 156256), (1792, 136724), (1799, 136192), (1862, 131584), (2056, 119168), (2128, 115136), (2432, 100744), (3136, 78128), (3584, 68362), (3598, 68096), (3724, 65792), (4112, 59584), (4256, 57568), (4864, 50372), (4883, 50176), (6272, 39064), (7168, 34181), (7196, 34048), (7448, 32896), (8224, 29792), (8512, 28784), (9728, 25186), (9766, 25088), (12544, 19532), (12593, 19456), (14392, 17024), (14896, 16448)]