290539130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{617}}^1$

素因数の和:700

約数の個数: 72

約数和(自身を含む): 629629524

約数和(自身を除く): 339090394

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 617, 961, 1085, 1234, 1519, 1922, 2170, 3038, 3085, 4319, 4805, 6170, 6727, 7595, 8638, 9610, 13454, 15190, 19127, 21595, 30233, 33635, 38254, 43190, 47089, 60466, 67270, 94178, 95635, 133889, 151165, 191270, 235445, 267778, 302330, 470890, 592937, 669445, 937223, 1185874, 1338890, 1874446, 2964685, 4150559, 4686115, 5929370, 8301118, 9372230, 20752795, 29053913, 41505590, 58107826, 145269565, 290539130]

約数ペア:

[(1, 290539130), (2, 145269565), (5, 58107826), (7, 41505590), (10, 29053913), (14, 20752795), (31, 9372230), (35, 8301118), (49, 5929370), (62, 4686115), (70, 4150559), (98, 2964685), (155, 1874446), (217, 1338890), (245, 1185874), (310, 937223), (434, 669445), (490, 592937), (617, 470890), (961, 302330), (1085, 267778), (1234, 235445), (1519, 191270), (1922, 151165), (2170, 133889), (3038, 95635), (3085, 94178), (4319, 67270), (4805, 60466), (6170, 47089), (6727, 43190), (7595, 38254), (8638, 33635), (9610, 30233), (13454, 21595), (15190, 19127)]