67971820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1613}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 170012304

約数和(自身を除く): 102040484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 1613, 2107, 3010, 3226, 4214, 6020, 6452, 8065, 8428, 10535, 11291, 16130, 21070, 22582, 32260, 42140, 45164, 56455, 69359, 79037, 112910, 138718, 158074, 225820, 277436, 316148, 346795, 395185, 485513, 693590, 790370, 971026, 1387180, 1580740, 1942052, 2427565, 3398591, 4855130, 6797182, 9710260, 13594364, 16992955, 33985910, 67971820]

約数ペア:

[(1, 67971820), (2, 33985910), (4, 16992955), (5, 13594364), (7, 9710260), (10, 6797182), (14, 4855130), (20, 3398591), (28, 2427565), (35, 1942052), (43, 1580740), (49, 1387180), (70, 971026), (86, 790370), (98, 693590), (140, 485513), (172, 395185), (196, 346795), (215, 316148), (245, 277436), (301, 225820), (430, 158074), (490, 138718), (602, 112910), (860, 79037), (980, 69359), (1204, 56455), (1505, 45164), (1613, 42140), (2107, 32260), (3010, 22582), (3226, 21070), (4214, 16130), (6020, 11291), (6452, 10535), (8065, 8428)]