298282880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:644

約数の個数: 128

約数和(自身を含む): 822528000

約数和(自身を除く): 524245120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 139, 140, 160, 224, 278, 280, 320, 448, 479, 556, 560, 640, 695, 896, 958, 973, 1112, 1120, 1390, 1916, 1946, 2224, 2240, 2395, 2780, 3353, 3832, 3892, 4448, 4480, 4790, 4865, 5560, 6706, 7664, 7784, 8896, 9580, 9730, 11120, 13412, 15328, 15568, 16765, 17792, 19160, 19460, 22240, 26824, 30656, 31136, 33530, 38320, 38920, 44480, 53648, 61312, 62272, 66581, 67060, 76640, 77840, 88960, 107296, 124544, 133162, 134120, 153280, 155680, 214592, 266324, 268240, 306560, 311360, 332905, 429184, 466067, 532648, 536480, 622720, 665810, 932134, 1065296, 1072960, 1331620, 1864268, 2130592, 2145920, 2330335, 2663240, 3728536, 4261184, 4660670, 5326480, 7457072, 8522368, 9321340, 10652960, 14914144, 18642680, 21305920, 29828288, 37285360, 42611840, 59656576, 74570720, 149141440, 298282880]

約数ペア:

[(1, 298282880), (2, 149141440), (4, 74570720), (5, 59656576), (7, 42611840), (8, 37285360), (10, 29828288), (14, 21305920), (16, 18642680), (20, 14914144), (28, 10652960), (32, 9321340), (35, 8522368), (40, 7457072), (56, 5326480), (64, 4660670), (70, 4261184), (80, 3728536), (112, 2663240), (128, 2330335), (139, 2145920), (140, 2130592), (160, 1864268), (224, 1331620), (278, 1072960), (280, 1065296), (320, 932134), (448, 665810), (479, 622720), (556, 536480), (560, 532648), (640, 466067), (695, 429184), (896, 332905), (958, 311360), (973, 306560), (1112, 268240), (1120, 266324), (1390, 214592), (1916, 155680), (1946, 153280), (2224, 134120), (2240, 133162), (2395, 124544), (2780, 107296), (3353, 88960), (3832, 77840), (3892, 76640), (4448, 67060), (4480, 66581), (4790, 62272), (4865, 61312), (5560, 53648), (6706, 44480), (7664, 38920), (7784, 38320), (8896, 33530), (9580, 31136), (9730, 30656), (11120, 26824), (13412, 22240), (15328, 19460), (15568, 19160), (16765, 17792)]