197838240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{643}}^1$

素因数の和:1302

約数の個数: 96

約数和(自身を含む): 625133376

約数和(自身を除く): 427295136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 641, 643, 1282, 1286, 1923, 1929, 2564, 2572, 3205, 3215, 3846, 3858, 5128, 5144, 6410, 6430, 7692, 7716, 9615, 9645, 10256, 10288, 12820, 12860, 15384, 15432, 19230, 19290, 20512, 20576, 25640, 25720, 30768, 30864, 38460, 38580, 51280, 51440, 61536, 61728, 76920, 77160, 102560, 102880, 153840, 154320, 307680, 308640, 412163, 824326, 1236489, 1648652, 2060815, 2472978, 3297304, 4121630, 4945956, 6182445, 6594608, 8243260, 9891912, 12364890, 13189216, 16486520, 19783824, 24729780, 32973040, 39567648, 49459560, 65946080, 98919120, 197838240]

約数ペア:

[(1, 197838240), (2, 98919120), (3, 65946080), (4, 49459560), (5, 39567648), (6, 32973040), (8, 24729780), (10, 19783824), (12, 16486520), (15, 13189216), (16, 12364890), (20, 9891912), (24, 8243260), (30, 6594608), (32, 6182445), (40, 4945956), (48, 4121630), (60, 3297304), (80, 2472978), (96, 2060815), (120, 1648652), (160, 1236489), (240, 824326), (480, 412163), (641, 308640), (643, 307680), (1282, 154320), (1286, 153840), (1923, 102880), (1929, 102560), (2564, 77160), (2572, 76920), (3205, 61728), (3215, 61536), (3846, 51440), (3858, 51280), (5128, 38580), (5144, 38460), (6410, 30864), (6430, 30768), (7692, 25720), (7716, 25640), (9615, 20576), (9645, 20512), (10256, 19290), (10288, 19230), (12820, 15432), (12860, 15384)]