391539540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{1051}}^1$

素因数の和:1957

約数の個数: 96

約数和(自身を含む): 1255532544

約数和(自身を除く): 863993004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 887, 1051, 1774, 2102, 2661, 3153, 3548, 4204, 4435, 5255, 5322, 6209, 6306, 7357, 8870, 10510, 10644, 12418, 12612, 13305, 14714, 15765, 17740, 18627, 21020, 22071, 24836, 26610, 29428, 31045, 31530, 36785, 37254, 44142, 53220, 62090, 63060, 73570, 74508, 88284, 93135, 110355, 124180, 147140, 186270, 220710, 372540, 441420, 932237, 1864474, 2796711, 3728948, 4661185, 5593422, 6525659, 9322370, 11186844, 13051318, 13983555, 18644740, 19576977, 26102636, 27967110, 32628295, 39153954, 55934220, 65256590, 78307908, 97884885, 130513180, 195769770, 391539540]

約数ペア:

[(1, 391539540), (2, 195769770), (3, 130513180), (4, 97884885), (5, 78307908), (6, 65256590), (7, 55934220), (10, 39153954), (12, 32628295), (14, 27967110), (15, 26102636), (20, 19576977), (21, 18644740), (28, 13983555), (30, 13051318), (35, 11186844), (42, 9322370), (60, 6525659), (70, 5593422), (84, 4661185), (105, 3728948), (140, 2796711), (210, 1864474), (420, 932237), (887, 441420), (1051, 372540), (1774, 220710), (2102, 186270), (2661, 147140), (3153, 124180), (3548, 110355), (4204, 93135), (4435, 88284), (5255, 74508), (5322, 73570), (6209, 63060), (6306, 62090), (7357, 53220), (8870, 44142), (10510, 37254), (10644, 36785), (12418, 31530), (12612, 31045), (13305, 29428), (14714, 26610), (15765, 24836), (17740, 22071), (18627, 21020)]