254617216

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 616896000

約数和(自身を除く): 362278784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 41, 56, 58, 64, 82, 112, 116, 128, 164, 203, 224, 232, 239, 287, 328, 406, 448, 464, 478, 574, 656, 812, 896, 928, 956, 1148, 1189, 1312, 1624, 1673, 1856, 1912, 2296, 2378, 2624, 3248, 3346, 3712, 3824, 4592, 4756, 5248, 6496, 6692, 6931, 7648, 8323, 9184, 9512, 9799, 12992, 13384, 13862, 15296, 16646, 18368, 19024, 19598, 25984, 26768, 27724, 30592, 33292, 36736, 38048, 39196, 48517, 53536, 55448, 66584, 68593, 76096, 78392, 97034, 107072, 110896, 133168, 137186, 152192, 156784, 194068, 214144, 221792, 266336, 274372, 284171, 313568, 388136, 443584, 532672, 548744, 568342, 627136, 776272, 887168, 1065344, 1097488, 1136684, 1254272, 1552544, 1989197, 2194976, 2273368, 3105088, 3978394, 4389952, 4546736, 6210176, 7956788, 8779904, 9093472, 15913576, 18186944, 31827152, 36373888, 63654304, 127308608, 254617216]

約数ペア:

[(1, 254617216), (2, 127308608), (4, 63654304), (7, 36373888), (8, 31827152), (14, 18186944), (16, 15913576), (28, 9093472), (29, 8779904), (32, 7956788), (41, 6210176), (56, 4546736), (58, 4389952), (64, 3978394), (82, 3105088), (112, 2273368), (116, 2194976), (128, 1989197), (164, 1552544), (203, 1254272), (224, 1136684), (232, 1097488), (239, 1065344), (287, 887168), (328, 776272), (406, 627136), (448, 568342), (464, 548744), (478, 532672), (574, 443584), (656, 388136), (812, 313568), (896, 284171), (928, 274372), (956, 266336), (1148, 221792), (1189, 214144), (1312, 194068), (1624, 156784), (1673, 152192), (1856, 137186), (1912, 133168), (2296, 110896), (2378, 107072), (2624, 97034), (3248, 78392), (3346, 76096), (3712, 68593), (3824, 66584), (4592, 55448), (4756, 53536), (5248, 48517), (6496, 39196), (6692, 38048), (6931, 36736), (7648, 33292), (8323, 30592), (9184, 27724), (9512, 26768), (9799, 25984), (12992, 19598), (13384, 19024), (13862, 18368), (15296, 16646)]