131939360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{16829}}^1$

素因数の和:16858

約数の個数: 72

約数和(自身を含む): 362619180

約数和(自身を除く): 230679820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 16829, 33658, 67316, 84145, 117803, 134632, 168290, 235606, 269264, 336580, 471212, 538528, 589015, 673160, 824621, 942424, 1178030, 1346320, 1649242, 1884848, 2356060, 2692640, 3298484, 3769696, 4123105, 4712120, 6596968, 8246210, 9424240, 13193936, 16492420, 18848480, 26387872, 32984840, 65969680, 131939360]

約数ペア:

[(1, 131939360), (2, 65969680), (4, 32984840), (5, 26387872), (7, 18848480), (8, 16492420), (10, 13193936), (14, 9424240), (16, 8246210), (20, 6596968), (28, 4712120), (32, 4123105), (35, 3769696), (40, 3298484), (49, 2692640), (56, 2356060), (70, 1884848), (80, 1649242), (98, 1346320), (112, 1178030), (140, 942424), (160, 824621), (196, 673160), (224, 589015), (245, 538528), (280, 471212), (392, 336580), (490, 269264), (560, 235606), (784, 168290), (980, 134632), (1120, 117803), (1568, 84145), (1960, 67316), (3920, 33658), (7840, 16829)]