720281856

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{133981}}^1$

素因数の和:134007

約数の個数: 72

約数和(自身を含む): 2190873664

約数和(自身を除く): 1470591808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 133981, 267962, 401943, 535924, 803886, 937867, 1071848, 1607772, 1875734, 2143696, 2813601, 3215544, 3751468, 4287392, 5627202, 6431088, 7502936, 8574784, 11254404, 12862176, 15005872, 17149568, 22508808, 25724352, 30011744, 34299136, 45017616, 51448704, 60023488, 90035232, 102897408, 120046976, 180070464, 240093952, 360140928, 720281856]

約数ペア:

[(1, 720281856), (2, 360140928), (3, 240093952), (4, 180070464), (6, 120046976), (7, 102897408), (8, 90035232), (12, 60023488), (14, 51448704), (16, 45017616), (21, 34299136), (24, 30011744), (28, 25724352), (32, 22508808), (42, 17149568), (48, 15005872), (56, 12862176), (64, 11254404), (84, 8574784), (96, 7502936), (112, 6431088), (128, 5627202), (168, 4287392), (192, 3751468), (224, 3215544), (256, 2813601), (336, 2143696), (384, 1875734), (448, 1607772), (672, 1071848), (768, 937867), (896, 803886), (1344, 535924), (1792, 401943), (2688, 267962), (5376, 133981)]