61277440

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{977}}^1$

素因数の和:1012

約数の個数: 108

約数和(自身を含む): 170917236

約数和(自身を除く): 109639796

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, 560, 640, 784, 896, 977, 980, 1120, 1280, 1568, 1792, 1954, 1960, 2240, 3136, 3908, 3920, 4480, 4885, 6272, 6839, 7816, 7840, 8960, 9770, 12544, 13678, 15632, 15680, 19540, 27356, 31264, 31360, 34195, 39080, 47873, 54712, 62528, 62720, 68390, 78160, 95746, 109424, 125056, 136780, 156320, 191492, 218848, 239365, 250112, 273560, 312640, 382984, 437696, 478730, 547120, 625280, 765968, 875392, 957460, 1094240, 1250560, 1531936, 1750784, 1914920, 2188480, 3063872, 3829840, 4376960, 6127744, 7659680, 8753920, 12255488, 15319360, 30638720, 61277440]

約数ペア:

[(1, 61277440), (2, 30638720), (4, 15319360), (5, 12255488), (7, 8753920), (8, 7659680), (10, 6127744), (14, 4376960), (16, 3829840), (20, 3063872), (28, 2188480), (32, 1914920), (35, 1750784), (40, 1531936), (49, 1250560), (56, 1094240), (64, 957460), (70, 875392), (80, 765968), (98, 625280), (112, 547120), (128, 478730), (140, 437696), (160, 382984), (196, 312640), (224, 273560), (245, 250112), (256, 239365), (280, 218848), (320, 191492), (392, 156320), (448, 136780), (490, 125056), (560, 109424), (640, 95746), (784, 78160), (896, 68390), (977, 62720), (980, 62528), (1120, 54712), (1280, 47873), (1568, 39080), (1792, 34195), (1954, 31360), (1960, 31264), (2240, 27356), (3136, 19540), (3908, 15680), (3920, 15632), (4480, 13678), (4885, 12544), (6272, 9770), (6839, 8960), (7816, 7840)]