200746140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{68281}}^1$

素因数の和:68307

約数の個数: 72

約数和(自身を含む): 653868432

約数和(自身を除く): 453122292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 68281, 136562, 204843, 273124, 341405, 409686, 477967, 682810, 819372, 955934, 1024215, 1365620, 1433901, 1911868, 2048430, 2389835, 2867802, 3345769, 4096860, 4779670, 5735604, 6691538, 7169505, 9559340, 10037307, 13383076, 14339010, 16728845, 20074614, 28678020, 33457690, 40149228, 50186535, 66915380, 100373070, 200746140]

約数ペア:

[(1, 200746140), (2, 100373070), (3, 66915380), (4, 50186535), (5, 40149228), (6, 33457690), (7, 28678020), (10, 20074614), (12, 16728845), (14, 14339010), (15, 13383076), (20, 10037307), (21, 9559340), (28, 7169505), (30, 6691538), (35, 5735604), (42, 4779670), (49, 4096860), (60, 3345769), (70, 2867802), (84, 2389835), (98, 2048430), (105, 1911868), (140, 1433901), (147, 1365620), (196, 1024215), (210, 955934), (245, 819372), (294, 682810), (420, 477967), (490, 409686), (588, 341405), (735, 273124), (980, 204843), (1470, 136562), (2940, 68281)]