2895280640

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{23081}}^1$

素因数の和:23118

約数の個数: 120

約数和(自身を含む): 8075607012

約数和(自身を除く): 5180326372

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 2560, 3136, 3584, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 17920, 23081, 25088, 31360, 46162, 62720, 92324, 115405, 125440, 161567, 184648, 230810, 323134, 369296, 461620, 646268, 738592, 807835, 923240, 1130969, 1292536, 1477184, 1615670, 1846480, 2261938, 2585072, 2954368, 3231340, 3692960, 4523876, 5170144, 5654845, 5908736, 6462680, 7385920, 9047752, 10340288, 11309690, 11817472, 12925360, 14771840, 18095504, 20680576, 22619380, 25850720, 29543680, 36191008, 41361152, 45238760, 51701440, 59087360, 72382016, 82722304, 90477520, 103402880, 144764032, 180955040, 206805760, 289528064, 361910080, 413611520, 579056128, 723820160, 1447640320, 2895280640]

約数ペア:

[(1, 2895280640), (2, 1447640320), (4, 723820160), (5, 579056128), (7, 413611520), (8, 361910080), (10, 289528064), (14, 206805760), (16, 180955040), (20, 144764032), (28, 103402880), (32, 90477520), (35, 82722304), (40, 72382016), (49, 59087360), (56, 51701440), (64, 45238760), (70, 41361152), (80, 36191008), (98, 29543680), (112, 25850720), (128, 22619380), (140, 20680576), (160, 18095504), (196, 14771840), (224, 12925360), (245, 11817472), (256, 11309690), (280, 10340288), (320, 9047752), (392, 7385920), (448, 6462680), (490, 5908736), (512, 5654845), (560, 5170144), (640, 4523876), (784, 3692960), (896, 3231340), (980, 2954368), (1120, 2585072), (1280, 2261938), (1568, 1846480), (1792, 1615670), (1960, 1477184), (2240, 1292536), (2560, 1130969), (3136, 923240), (3584, 807835), (3920, 738592), (4480, 646268), (6272, 461620), (7840, 369296), (8960, 323134), (12544, 230810), (15680, 184648), (17920, 161567), (23081, 125440), (25088, 115405), (31360, 92324), (46162, 62720)]