217514520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2351}}^1$

素因数の和:2625

約数の個数: 96

約数和(自身を含む): 709974720

約数和(自身を除く): 492460200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 257, 360, 514, 771, 1028, 1285, 1542, 2056, 2313, 2351, 2570, 3084, 3855, 4626, 4702, 5140, 6168, 7053, 7710, 9252, 9404, 10280, 11565, 11755, 14106, 15420, 18504, 18808, 21159, 23130, 23510, 28212, 30840, 35265, 42318, 46260, 47020, 56424, 70530, 84636, 92520, 94040, 105795, 141060, 169272, 211590, 282120, 423180, 604207, 846360, 1208414, 1812621, 2416828, 3021035, 3625242, 4833656, 5437863, 6042070, 7250484, 9063105, 10875726, 12084140, 14500968, 18126210, 21751452, 24168280, 27189315, 36252420, 43502904, 54378630, 72504840, 108757260, 217514520]

約数ペア:

[(1, 217514520), (2, 108757260), (3, 72504840), (4, 54378630), (5, 43502904), (6, 36252420), (8, 27189315), (9, 24168280), (10, 21751452), (12, 18126210), (15, 14500968), (18, 12084140), (20, 10875726), (24, 9063105), (30, 7250484), (36, 6042070), (40, 5437863), (45, 4833656), (60, 3625242), (72, 3021035), (90, 2416828), (120, 1812621), (180, 1208414), (257, 846360), (360, 604207), (514, 423180), (771, 282120), (1028, 211590), (1285, 169272), (1542, 141060), (2056, 105795), (2313, 94040), (2351, 92520), (2570, 84636), (3084, 70530), (3855, 56424), (4626, 47020), (4702, 46260), (5140, 42318), (6168, 35265), (7053, 30840), (7710, 28212), (9252, 23510), (9404, 23130), (10280, 21159), (11565, 18808), (11755, 18504), (14106, 15420)]