197459780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3907}}^1$

素因数の和:3961

約数の個数: 72

約数和(自身を含む): 500286528

約数和(自身を除く): 302826748

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1330, 1444, 1805, 2527, 2660, 3610, 3907, 5054, 7220, 7814, 10108, 12635, 15628, 19535, 25270, 27349, 39070, 50540, 54698, 74233, 78140, 109396, 136745, 148466, 273490, 296932, 371165, 519631, 546980, 742330, 1039262, 1410427, 1484660, 2078524, 2598155, 2820854, 5196310, 5641708, 7052135, 9872989, 10392620, 14104270, 19745978, 28208540, 39491956, 49364945, 98729890, 197459780]

約数ペア:

[(1, 197459780), (2, 98729890), (4, 49364945), (5, 39491956), (7, 28208540), (10, 19745978), (14, 14104270), (19, 10392620), (20, 9872989), (28, 7052135), (35, 5641708), (38, 5196310), (70, 2820854), (76, 2598155), (95, 2078524), (133, 1484660), (140, 1410427), (190, 1039262), (266, 742330), (361, 546980), (380, 519631), (532, 371165), (665, 296932), (722, 273490), (1330, 148466), (1444, 136745), (1805, 109396), (2527, 78140), (2660, 74233), (3610, 54698), (3907, 50540), (5054, 39070), (7220, 27349), (7814, 25270), (10108, 19535), (12635, 15628)]