307539680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{39227}}^1$

素因数の和:39256

約数の個数: 72

約数和(自身を含む): 845206488

約数和(自身を除く): 537666808

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, 39227, 78454, 156908, 196135, 274589, 313816, 392270, 549178, 627632, 784540, 1098356, 1255264, 1372945, 1569080, 1922123, 2196712, 2745890, 3138160, 3844246, 4393424, 5491780, 6276320, 7688492, 8786848, 9610615, 10983560, 15376984, 19221230, 21967120, 30753968, 38442460, 43934240, 61507936, 76884920, 153769840, 307539680]

約数ペア:

[(1, 307539680), (2, 153769840), (4, 76884920), (5, 61507936), (7, 43934240), (8, 38442460), (10, 30753968), (14, 21967120), (16, 19221230), (20, 15376984), (28, 10983560), (32, 9610615), (35, 8786848), (40, 7688492), (49, 6276320), (56, 5491780), (70, 4393424), (80, 3844246), (98, 3138160), (112, 2745890), (140, 2196712), (160, 1922123), (196, 1569080), (224, 1372945), (245, 1255264), (280, 1098356), (392, 784540), (490, 627632), (560, 549178), (784, 392270), (980, 313816), (1120, 274589), (1568, 196135), (1960, 156908), (3920, 78454), (7840, 39227)]