256418520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1913}}^1$

素因数の和:3044

約数の個数: 64

約数和(自身を含む): 770346720

約数和(自身を除く): 513928200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1117, 1913, 2234, 3351, 3826, 4468, 5585, 5739, 6702, 7652, 8936, 9565, 11170, 11478, 13404, 15304, 16755, 19130, 22340, 22956, 26808, 28695, 33510, 38260, 44680, 45912, 57390, 67020, 76520, 114780, 134040, 229560, 2136821, 4273642, 6410463, 8547284, 10684105, 12820926, 17094568, 21368210, 25641852, 32052315, 42736420, 51283704, 64104630, 85472840, 128209260, 256418520]

約数ペア:

[(1, 256418520), (2, 128209260), (3, 85472840), (4, 64104630), (5, 51283704), (6, 42736420), (8, 32052315), (10, 25641852), (12, 21368210), (15, 17094568), (20, 12820926), (24, 10684105), (30, 8547284), (40, 6410463), (60, 4273642), (120, 2136821), (1117, 229560), (1913, 134040), (2234, 114780), (3351, 76520), (3826, 67020), (4468, 57390), (5585, 45912), (5739, 44680), (6702, 38260), (7652, 33510), (8936, 28695), (9565, 26808), (11170, 22956), (11478, 22340), (13404, 19130), (15304, 16755)]