31146960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 106243200

約数和(自身を除く): 75096240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 67, 78, 80, 104, 120, 130, 134, 149, 156, 195, 201, 208, 240, 260, 268, 298, 312, 335, 390, 402, 447, 520, 536, 596, 624, 670, 745, 780, 804, 871, 894, 1005, 1040, 1072, 1192, 1340, 1490, 1560, 1608, 1742, 1788, 1937, 2010, 2235, 2384, 2613, 2680, 2980, 3120, 3216, 3484, 3576, 3874, 4020, 4355, 4470, 5226, 5360, 5811, 5960, 6968, 7152, 7748, 8040, 8710, 8940, 9685, 9983, 10452, 11622, 11920, 13065, 13936, 15496, 16080, 17420, 17880, 19370, 19966, 20904, 23244, 26130, 29055, 29949, 30992, 34840, 35760, 38740, 39932, 41808, 46488, 49915, 52260, 58110, 59898, 69680, 77480, 79864, 92976, 99830, 104520, 116220, 119796, 129779, 149745, 154960, 159728, 199660, 209040, 232440, 239592, 259558, 299490, 389337, 399320, 464880, 479184, 519116, 598980, 648895, 778674, 798640, 1038232, 1197960, 1297790, 1557348, 1946685, 2076464, 2395920, 2595580, 3114696, 3893370, 5191160, 6229392, 7786740, 10382320, 15573480, 31146960]

約数ペア:

[(1, 31146960), (2, 15573480), (3, 10382320), (4, 7786740), (5, 6229392), (6, 5191160), (8, 3893370), (10, 3114696), (12, 2595580), (13, 2395920), (15, 2076464), (16, 1946685), (20, 1557348), (24, 1297790), (26, 1197960), (30, 1038232), (39, 798640), (40, 778674), (48, 648895), (52, 598980), (60, 519116), (65, 479184), (67, 464880), (78, 399320), (80, 389337), (104, 299490), (120, 259558), (130, 239592), (134, 232440), (149, 209040), (156, 199660), (195, 159728), (201, 154960), (208, 149745), (240, 129779), (260, 119796), (268, 116220), (298, 104520), (312, 99830), (335, 92976), (390, 79864), (402, 77480), (447, 69680), (520, 59898), (536, 58110), (596, 52260), (624, 49915), (670, 46488), (745, 41808), (780, 39932), (804, 38740), (871, 35760), (894, 34840), (1005, 30992), (1040, 29949), (1072, 29055), (1192, 26130), (1340, 23244), (1490, 20904), (1560, 19966), (1608, 19370), (1742, 17880), (1788, 17420), (1937, 16080), (2010, 15496), (2235, 13936), (2384, 13065), (2613, 11920), (2680, 11622), (2980, 10452), (3120, 9983), (3216, 9685), (3484, 8940), (3576, 8710), (3874, 8040), (4020, 7748), (4355, 7152), (4470, 6968), (5226, 5960), (5360, 5811)]