218438570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 477804096

約数和(自身を除く): 259365526

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 83, 98, 131, 166, 205, 245, 262, 287, 410, 415, 490, 574, 581, 655, 830, 917, 1162, 1310, 1435, 1834, 2009, 2870, 2905, 3403, 4018, 4067, 4585, 5371, 5810, 6419, 6806, 8134, 9170, 10045, 10742, 10873, 12838, 17015, 20090, 20335, 21746, 23821, 26855, 32095, 34030, 37597, 40670, 47642, 53710, 54365, 64190, 75194, 76111, 108730, 119105, 152222, 166747, 187985, 238210, 263179, 333494, 375970, 380555, 445793, 526358, 532777, 761110, 833735, 891586, 1065554, 1315895, 1667470, 2228965, 2631790, 2663885, 3120551, 4457930, 5327770, 6241102, 15602755, 21843857, 31205510, 43687714, 109219285, 218438570]

約数ペア:

[(1, 218438570), (2, 109219285), (5, 43687714), (7, 31205510), (10, 21843857), (14, 15602755), (35, 6241102), (41, 5327770), (49, 4457930), (70, 3120551), (82, 2663885), (83, 2631790), (98, 2228965), (131, 1667470), (166, 1315895), (205, 1065554), (245, 891586), (262, 833735), (287, 761110), (410, 532777), (415, 526358), (490, 445793), (574, 380555), (581, 375970), (655, 333494), (830, 263179), (917, 238210), (1162, 187985), (1310, 166747), (1435, 152222), (1834, 119105), (2009, 108730), (2870, 76111), (2905, 75194), (3403, 64190), (4018, 54365), (4067, 53710), (4585, 47642), (5371, 40670), (5810, 37597), (6419, 34030), (6806, 32095), (8134, 26855), (9170, 23821), (10045, 21746), (10742, 20335), (10873, 20090), (12838, 17015)]