139996640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:784

約数の個数: 96

約数和(自身を含む): 380298240

約数和(自身を除く): 240301600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 239, 280, 478, 523, 560, 956, 1046, 1120, 1195, 1673, 1912, 2092, 2390, 2615, 3346, 3661, 3824, 4184, 4780, 5230, 6692, 7322, 7648, 8365, 8368, 9560, 10460, 13384, 14644, 16730, 16736, 18305, 19120, 20920, 26768, 29288, 33460, 36610, 38240, 41840, 53536, 58576, 66920, 73220, 83680, 117152, 124997, 133840, 146440, 249994, 267680, 292880, 499988, 585760, 624985, 874979, 999976, 1249970, 1749958, 1999952, 2499940, 3499916, 3999904, 4374895, 4999880, 6999832, 8749790, 9999760, 13999664, 17499580, 19999520, 27999328, 34999160, 69998320, 139996640]

約数ペア:

[(1, 139996640), (2, 69998320), (4, 34999160), (5, 27999328), (7, 19999520), (8, 17499580), (10, 13999664), (14, 9999760), (16, 8749790), (20, 6999832), (28, 4999880), (32, 4374895), (35, 3999904), (40, 3499916), (56, 2499940), (70, 1999952), (80, 1749958), (112, 1249970), (140, 999976), (160, 874979), (224, 624985), (239, 585760), (280, 499988), (478, 292880), (523, 267680), (560, 249994), (956, 146440), (1046, 133840), (1120, 124997), (1195, 117152), (1673, 83680), (1912, 73220), (2092, 66920), (2390, 58576), (2615, 53536), (3346, 41840), (3661, 38240), (3824, 36610), (4184, 33460), (4780, 29288), (5230, 26768), (6692, 20920), (7322, 19120), (7648, 18305), (8365, 16736), (8368, 16730), (9560, 14644), (10460, 13384)]