30638720

素因数分解:

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

素因数の和:1010

約数の個数: 96

約数和(自身を含む): 85291380

約数和(自身を除く): 54652660

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, 280, 320, 392, 448, 490, 560, 640, 784, 896, 977, 980, 1120, 1568, 1954, 1960, 2240, 3136, 3908, 3920, 4480, 4885, 6272, 6839, 7816, 7840, 9770, 13678, 15632, 15680, 19540, 27356, 31264, 31360, 34195, 39080, 47873, 54712, 62528, 68390, 78160, 95746, 109424, 125056, 136780, 156320, 191492, 218848, 239365, 273560, 312640, 382984, 437696, 478730, 547120, 625280, 765968, 875392, 957460, 1094240, 1531936, 1914920, 2188480, 3063872, 3829840, 4376960, 6127744, 7659680, 15319360, 30638720]

約数ペア:

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