327775840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:325

約数の個数: 192

約数和(自身を含む): 948810240

約数和(自身を除く): 621034400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 73, 76, 80, 95, 112, 133, 140, 146, 152, 160, 190, 211, 224, 266, 280, 292, 304, 365, 380, 422, 511, 532, 560, 584, 608, 665, 730, 760, 844, 1022, 1055, 1064, 1120, 1168, 1330, 1387, 1460, 1477, 1520, 1688, 2044, 2110, 2128, 2336, 2555, 2660, 2774, 2920, 2954, 3040, 3376, 4009, 4088, 4220, 4256, 5110, 5320, 5548, 5840, 5908, 6752, 6935, 7385, 8018, 8176, 8440, 9709, 10220, 10640, 11096, 11680, 11816, 13870, 14770, 15403, 16036, 16352, 16880, 19418, 20045, 20440, 21280, 22192, 23632, 27740, 28063, 29540, 30806, 32072, 33760, 38836, 40090, 40880, 44384, 47264, 48545, 55480, 56126, 59080, 61612, 64144, 77015, 77672, 80180, 81760, 97090, 107821, 110960, 112252, 118160, 123224, 128288, 140315, 154030, 155344, 160360, 194180, 215642, 221920, 224504, 236320, 246448, 280630, 292657, 308060, 310688, 320720, 388360, 431284, 449008, 492896, 539105, 561260, 585314, 616120, 641440, 776720, 862568, 898016, 1078210, 1122520, 1170628, 1232240, 1463285, 1553440, 1725136, 2048599, 2156420, 2245040, 2341256, 2464480, 2926570, 3450272, 4097198, 4312840, 4490080, 4682512, 5853140, 8194396, 8625680, 9365024, 10242995, 11706280, 16388792, 17251360, 20485990, 23412560, 32777584, 40971980, 46825120, 65555168, 81943960, 163887920, 327775840]

約数ペア:

[(1, 327775840), (2, 163887920), (4, 81943960), (5, 65555168), (7, 46825120), (8, 40971980), (10, 32777584), (14, 23412560), (16, 20485990), (19, 17251360), (20, 16388792), (28, 11706280), (32, 10242995), (35, 9365024), (38, 8625680), (40, 8194396), (56, 5853140), (70, 4682512), (73, 4490080), (76, 4312840), (80, 4097198), (95, 3450272), (112, 2926570), (133, 2464480), (140, 2341256), (146, 2245040), (152, 2156420), (160, 2048599), (190, 1725136), (211, 1553440), (224, 1463285), (266, 1232240), (280, 1170628), (292, 1122520), (304, 1078210), (365, 898016), (380, 862568), (422, 776720), (511, 641440), (532, 616120), (560, 585314), (584, 561260), (608, 539105), (665, 492896), (730, 449008), (760, 431284), (844, 388360), (1022, 320720), (1055, 310688), (1064, 308060), (1120, 292657), (1168, 280630), (1330, 246448), (1387, 236320), (1460, 224504), (1477, 221920), (1520, 215642), (1688, 194180), (2044, 160360), (2110, 155344), (2128, 154030), (2336, 140315), (2555, 128288), (2660, 123224), (2774, 118160), (2920, 112252), (2954, 110960), (3040, 107821), (3376, 97090), (4009, 81760), (4088, 80180), (4220, 77672), (4256, 77015), (5110, 64144), (5320, 61612), (5548, 59080), (5840, 56126), (5908, 55480), (6752, 48545), (6935, 47264), (7385, 44384), (8018, 40880), (8176, 40090), (8440, 38836), (9709, 33760), (10220, 32072), (10640, 30806), (11096, 29540), (11680, 28063), (11816, 27740), (13870, 23632), (14770, 22192), (15403, 21280), (16036, 20440), (16352, 20045), (16880, 19418)]