171516660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 563298624

約数和(自身を除く): 391781964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 227, 245, 257, 294, 420, 454, 490, 514, 588, 681, 735, 771, 908, 980, 1028, 1135, 1285, 1362, 1470, 1542, 1589, 1799, 2270, 2570, 2724, 2940, 3084, 3178, 3405, 3598, 3855, 4540, 4767, 5140, 5397, 6356, 6810, 7196, 7710, 7945, 8995, 9534, 10794, 11123, 12593, 13620, 15420, 15890, 17990, 19068, 21588, 22246, 23835, 25186, 26985, 31780, 33369, 35980, 37779, 44492, 47670, 50372, 53970, 55615, 58339, 62965, 66738, 75558, 95340, 107940, 111230, 116678, 125930, 133476, 151116, 166845, 175017, 188895, 222460, 233356, 251860, 291695, 333690, 350034, 377790, 408373, 583390, 667380, 700068, 755580, 816746, 875085, 1166780, 1225119, 1633492, 1750170, 2041865, 2450238, 2858611, 3500340, 4083730, 4900476, 5717222, 6125595, 8167460, 8575833, 11434444, 12251190, 14293055, 17151666, 24502380, 28586110, 34303332, 42879165, 57172220, 85758330, 171516660]

約数ペア:

[(1, 171516660), (2, 85758330), (3, 57172220), (4, 42879165), (5, 34303332), (6, 28586110), (7, 24502380), (10, 17151666), (12, 14293055), (14, 12251190), (15, 11434444), (20, 8575833), (21, 8167460), (28, 6125595), (30, 5717222), (35, 4900476), (42, 4083730), (49, 3500340), (60, 2858611), (70, 2450238), (84, 2041865), (98, 1750170), (105, 1633492), (140, 1225119), (147, 1166780), (196, 875085), (210, 816746), (227, 755580), (245, 700068), (257, 667380), (294, 583390), (420, 408373), (454, 377790), (490, 350034), (514, 333690), (588, 291695), (681, 251860), (735, 233356), (771, 222460), (908, 188895), (980, 175017), (1028, 166845), (1135, 151116), (1285, 133476), (1362, 125930), (1470, 116678), (1542, 111230), (1589, 107940), (1799, 95340), (2270, 75558), (2570, 66738), (2724, 62965), (2940, 58339), (3084, 55615), (3178, 53970), (3405, 50372), (3598, 47670), (3855, 44492), (4540, 37779), (4767, 35980), (5140, 33369), (5397, 31780), (6356, 26985), (6810, 25186), (7196, 23835), (7710, 22246), (7945, 21588), (8995, 19068), (9534, 17990), (10794, 15890), (11123, 15420), (12593, 13620)]