64711360

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{4127}}^1$

素因数の和:4158

約数の個数: 84

約数和(自身を含む): 179295552

約数和(自身を除く): 114584192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4127, 7840, 8254, 15680, 16508, 20635, 28889, 33016, 41270, 57778, 66032, 82540, 115556, 132064, 144445, 165080, 202223, 231112, 264128, 288890, 330160, 404446, 462224, 577780, 660320, 808892, 924448, 1011115, 1155560, 1320640, 1617784, 1848896, 2022230, 2311120, 3235568, 4044460, 4622240, 6471136, 8088920, 9244480, 12942272, 16177840, 32355680, 64711360]

約数ペア:

[(1, 64711360), (2, 32355680), (4, 16177840), (5, 12942272), (7, 9244480), (8, 8088920), (10, 6471136), (14, 4622240), (16, 4044460), (20, 3235568), (28, 2311120), (32, 2022230), (35, 1848896), (40, 1617784), (49, 1320640), (56, 1155560), (64, 1011115), (70, 924448), (80, 808892), (98, 660320), (112, 577780), (140, 462224), (160, 404446), (196, 330160), (224, 288890), (245, 264128), (280, 231112), (320, 202223), (392, 165080), (448, 144445), (490, 132064), (560, 115556), (784, 82540), (980, 66032), (1120, 57778), (1568, 41270), (1960, 33016), (2240, 28889), (3136, 20635), (3920, 16508), (4127, 15680), (7840, 8254)]