280770560

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{3917}}^1$

素因数の和:3951

約数の個数: 96

約数和(自身を含む): 770122080

約数和(自身を除く): 489351520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2048, 2240, 2560, 3584, 3917, 4480, 5120, 7168, 7834, 8960, 10240, 14336, 15668, 17920, 19585, 27419, 31336, 35840, 39170, 54838, 62672, 71680, 78340, 109676, 125344, 137095, 156680, 219352, 250688, 274190, 313360, 438704, 501376, 548380, 626720, 877408, 1002752, 1096760, 1253440, 1754816, 2005504, 2193520, 2506880, 3509632, 4011008, 4387040, 5013760, 7019264, 8022016, 8774080, 10027520, 14038528, 17548160, 20055040, 28077056, 35096320, 40110080, 56154112, 70192640, 140385280, 280770560]

約数ペア:

[(1, 280770560), (2, 140385280), (4, 70192640), (5, 56154112), (7, 40110080), (8, 35096320), (10, 28077056), (14, 20055040), (16, 17548160), (20, 14038528), (28, 10027520), (32, 8774080), (35, 8022016), (40, 7019264), (56, 5013760), (64, 4387040), (70, 4011008), (80, 3509632), (112, 2506880), (128, 2193520), (140, 2005504), (160, 1754816), (224, 1253440), (256, 1096760), (280, 1002752), (320, 877408), (448, 626720), (512, 548380), (560, 501376), (640, 438704), (896, 313360), (1024, 274190), (1120, 250688), (1280, 219352), (1792, 156680), (2048, 137095), (2240, 125344), (2560, 109676), (3584, 78340), (3917, 71680), (4480, 62672), (5120, 54838), (7168, 39170), (7834, 35840), (8960, 31336), (10240, 27419), (14336, 19585), (15668, 17920)]