25278720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 83885760

約数和(自身を除く): 58607040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 227, 232, 240, 256, 290, 320, 348, 384, 435, 454, 464, 480, 580, 640, 681, 696, 768, 870, 908, 928, 960, 1135, 1160, 1280, 1362, 1392, 1740, 1816, 1856, 1920, 2270, 2320, 2724, 2784, 3405, 3480, 3632, 3712, 3840, 4540, 4640, 5448, 5568, 6583, 6810, 6960, 7264, 7424, 9080, 9280, 10896, 11136, 13166, 13620, 13920, 14528, 18160, 18560, 19749, 21792, 22272, 26332, 27240, 27840, 29056, 32915, 36320, 37120, 39498, 43584, 52664, 54480, 55680, 58112, 65830, 72640, 78996, 87168, 98745, 105328, 108960, 111360, 131660, 145280, 157992, 174336, 197490, 210656, 217920, 263320, 290560, 315984, 394980, 421312, 435840, 526640, 631968, 789960, 842624, 871680, 1053280, 1263936, 1579920, 1685248, 2106560, 2527872, 3159840, 4213120, 5055744, 6319680, 8426240, 12639360, 25278720]

約数ペア:

[(1, 25278720), (2, 12639360), (3, 8426240), (4, 6319680), (5, 5055744), (6, 4213120), (8, 3159840), (10, 2527872), (12, 2106560), (15, 1685248), (16, 1579920), (20, 1263936), (24, 1053280), (29, 871680), (30, 842624), (32, 789960), (40, 631968), (48, 526640), (58, 435840), (60, 421312), (64, 394980), (80, 315984), (87, 290560), (96, 263320), (116, 217920), (120, 210656), (128, 197490), (145, 174336), (160, 157992), (174, 145280), (192, 131660), (227, 111360), (232, 108960), (240, 105328), (256, 98745), (290, 87168), (320, 78996), (348, 72640), (384, 65830), (435, 58112), (454, 55680), (464, 54480), (480, 52664), (580, 43584), (640, 39498), (681, 37120), (696, 36320), (768, 32915), (870, 29056), (908, 27840), (928, 27240), (960, 26332), (1135, 22272), (1160, 21792), (1280, 19749), (1362, 18560), (1392, 18160), (1740, 14528), (1816, 13920), (1856, 13620), (1920, 13166), (2270, 11136), (2320, 10896), (2724, 9280), (2784, 9080), (3405, 7424), (3480, 7264), (3632, 6960), (3712, 6810), (3840, 6583), (4540, 5568), (4640, 5448)]