383746520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 911574000

約数和(自身を除く): 527827480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 149, 155, 248, 268, 298, 310, 335, 536, 596, 620, 670, 745, 961, 1192, 1240, 1340, 1490, 1922, 2077, 2680, 2980, 3844, 4154, 4619, 4805, 5960, 7688, 8308, 9238, 9610, 9983, 10385, 16616, 18476, 19220, 19966, 20770, 23095, 36952, 38440, 39932, 41540, 46190, 49915, 64387, 79864, 83080, 92380, 99830, 128774, 143189, 184760, 199660, 257548, 286378, 309473, 321935, 399320, 515096, 572756, 618946, 643870, 715945, 1145512, 1237892, 1287740, 1431890, 1547365, 2475784, 2575480, 2863780, 3094730, 5727560, 6189460, 9593663, 12378920, 19187326, 38374652, 47968315, 76749304, 95936630, 191873260, 383746520]

約数ペア:

[(1, 383746520), (2, 191873260), (4, 95936630), (5, 76749304), (8, 47968315), (10, 38374652), (20, 19187326), (31, 12378920), (40, 9593663), (62, 6189460), (67, 5727560), (124, 3094730), (134, 2863780), (149, 2575480), (155, 2475784), (248, 1547365), (268, 1431890), (298, 1287740), (310, 1237892), (335, 1145512), (536, 715945), (596, 643870), (620, 618946), (670, 572756), (745, 515096), (961, 399320), (1192, 321935), (1240, 309473), (1340, 286378), (1490, 257548), (1922, 199660), (2077, 184760), (2680, 143189), (2980, 128774), (3844, 99830), (4154, 92380), (4619, 83080), (4805, 79864), (5960, 64387), (7688, 49915), (8308, 46190), (9238, 41540), (9610, 39932), (9983, 38440), (10385, 36952), (16616, 23095), (18476, 20770), (19220, 19966)]