70651980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{18691}}^1$

素因数の和:18716

約数の個数: 96

約数和(自身を含む): 251220480

約数和(自身を除く): 180568500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 18691, 37382, 56073, 74764, 93455, 112146, 130837, 168219, 186910, 224292, 261674, 280365, 336438, 373820, 392511, 504657, 523348, 560730, 654185, 672876, 785022, 841095, 1009314, 1121460, 1177533, 1308370, 1570044, 1682190, 1962555, 2018628, 2355066, 2523285, 2616740, 3364380, 3532599, 3925110, 4710132, 5046570, 5887665, 7065198, 7850220, 10093140, 11775330, 14130396, 17662995, 23550660, 35325990, 70651980]

約数ペア:

[(1, 70651980), (2, 35325990), (3, 23550660), (4, 17662995), (5, 14130396), (6, 11775330), (7, 10093140), (9, 7850220), (10, 7065198), (12, 5887665), (14, 5046570), (15, 4710132), (18, 3925110), (20, 3532599), (21, 3364380), (27, 2616740), (28, 2523285), (30, 2355066), (35, 2018628), (36, 1962555), (42, 1682190), (45, 1570044), (54, 1308370), (60, 1177533), (63, 1121460), (70, 1009314), (84, 841095), (90, 785022), (105, 672876), (108, 654185), (126, 560730), (135, 523348), (140, 504657), (180, 392511), (189, 373820), (210, 336438), (252, 280365), (270, 261674), (315, 224292), (378, 186910), (420, 168219), (540, 130837), (630, 112146), (756, 93455), (945, 74764), (1260, 56073), (1890, 37382), (3780, 18691)]