1023720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 3240000

約数和(自身を除く): 2216280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 449, 456, 570, 760, 898, 1140, 1347, 1796, 2245, 2280, 2694, 3592, 4490, 5388, 6735, 8531, 8980, 10776, 13470, 17062, 17960, 25593, 26940, 34124, 42655, 51186, 53880, 68248, 85310, 102372, 127965, 170620, 204744, 255930, 341240, 511860, 1023720]

約数ペア:

[(1, 1023720), (2, 511860), (3, 341240), (4, 255930), (5, 204744), (6, 170620), (8, 127965), (10, 102372), (12, 85310), (15, 68248), (19, 53880), (20, 51186), (24, 42655), (30, 34124), (38, 26940), (40, 25593), (57, 17960), (60, 17062), (76, 13470), (95, 10776), (114, 8980), (120, 8531), (152, 6735), (190, 5388), (228, 4490), (285, 3592), (380, 2694), (449, 2280), (456, 2245), (570, 1796), (760, 1347), (898, 1140)]