217622860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1097}}^1$

素因数の和:1235

約数の個数: 96

約数和(自身を含む): 568149120

約数和(自身を除く): 350526260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 109, 130, 140, 182, 218, 260, 364, 436, 455, 545, 763, 910, 1090, 1097, 1417, 1526, 1820, 2180, 2194, 2834, 3052, 3815, 4388, 5485, 5668, 7085, 7630, 7679, 9919, 10970, 14170, 14261, 15260, 15358, 19838, 21940, 28340, 28522, 30716, 38395, 39676, 49595, 57044, 71305, 76790, 99190, 99827, 119573, 142610, 153580, 198380, 199654, 239146, 285220, 399308, 478292, 499135, 597865, 837011, 998270, 1195730, 1554449, 1674022, 1996540, 2391460, 3108898, 3348044, 4185055, 6217796, 7772245, 8370110, 10881143, 15544490, 16740220, 21762286, 31088980, 43524572, 54405715, 108811430, 217622860]

約数ペア:

[(1, 217622860), (2, 108811430), (4, 54405715), (5, 43524572), (7, 31088980), (10, 21762286), (13, 16740220), (14, 15544490), (20, 10881143), (26, 8370110), (28, 7772245), (35, 6217796), (52, 4185055), (65, 3348044), (70, 3108898), (91, 2391460), (109, 1996540), (130, 1674022), (140, 1554449), (182, 1195730), (218, 998270), (260, 837011), (364, 597865), (436, 499135), (455, 478292), (545, 399308), (763, 285220), (910, 239146), (1090, 199654), (1097, 198380), (1417, 153580), (1526, 142610), (1820, 119573), (2180, 99827), (2194, 99190), (2834, 76790), (3052, 71305), (3815, 57044), (4388, 49595), (5485, 39676), (5668, 38395), (7085, 30716), (7630, 28522), (7679, 28340), (9919, 21940), (10970, 19838), (14170, 15358), (14261, 15260)]