51134520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 162570240

約数和(自身を除く): 111435720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 97, 115, 120, 138, 184, 191, 194, 230, 276, 291, 345, 382, 388, 460, 485, 552, 573, 582, 690, 764, 776, 920, 955, 970, 1146, 1164, 1380, 1455, 1528, 1910, 1940, 2231, 2292, 2328, 2760, 2865, 2910, 3820, 3880, 4393, 4462, 4584, 5730, 5820, 6693, 7640, 8786, 8924, 11155, 11460, 11640, 13179, 13386, 17572, 17848, 18527, 21965, 22310, 22920, 26358, 26772, 33465, 35144, 37054, 43930, 44620, 52716, 53544, 55581, 65895, 66930, 74108, 87860, 89240, 92635, 105432, 111162, 131790, 133860, 148216, 175720, 185270, 222324, 263580, 267720, 277905, 370540, 426121, 444648, 527160, 555810, 741080, 852242, 1111620, 1278363, 1704484, 2130605, 2223240, 2556726, 3408968, 4261210, 5113452, 6391815, 8522420, 10226904, 12783630, 17044840, 25567260, 51134520]

約数ペア:

[(1, 51134520), (2, 25567260), (3, 17044840), (4, 12783630), (5, 10226904), (6, 8522420), (8, 6391815), (10, 5113452), (12, 4261210), (15, 3408968), (20, 2556726), (23, 2223240), (24, 2130605), (30, 1704484), (40, 1278363), (46, 1111620), (60, 852242), (69, 741080), (92, 555810), (97, 527160), (115, 444648), (120, 426121), (138, 370540), (184, 277905), (191, 267720), (194, 263580), (230, 222324), (276, 185270), (291, 175720), (345, 148216), (382, 133860), (388, 131790), (460, 111162), (485, 105432), (552, 92635), (573, 89240), (582, 87860), (690, 74108), (764, 66930), (776, 65895), (920, 55581), (955, 53544), (970, 52716), (1146, 44620), (1164, 43930), (1380, 37054), (1455, 35144), (1528, 33465), (1910, 26772), (1940, 26358), (2231, 22920), (2292, 22310), (2328, 21965), (2760, 18527), (2865, 17848), (2910, 17572), (3820, 13386), (3880, 13179), (4393, 11640), (4462, 11460), (4584, 11155), (5730, 8924), (5820, 8786), (6693, 7640)]