308959920

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 240

約数和(自身を含む): 1124428032

約数和(自身を除く): 815468112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 135, 138, 144, 162, 180, 184, 207, 216, 230, 240, 243, 270, 276, 324, 345, 360, 368, 405, 414, 432, 460, 486, 540, 552, 621, 648, 690, 691, 720, 810, 828, 920, 972, 1035, 1080, 1104, 1215, 1242, 1296, 1380, 1382, 1620, 1656, 1840, 1863, 1944, 2070, 2073, 2160, 2430, 2484, 2760, 2764, 3105, 3240, 3312, 3455, 3726, 3888, 4140, 4146, 4860, 4968, 5520, 5528, 5589, 6210, 6219, 6480, 6910, 7452, 8280, 8292, 9315, 9720, 9936, 10365, 11056, 11178, 12420, 12438, 13820, 14904, 15893, 16560, 16584, 18630, 18657, 19440, 20730, 22356, 24840, 24876, 27640, 27945, 29808, 31095, 31786, 33168, 37260, 37314, 41460, 44712, 47679, 49680, 49752, 55280, 55890, 55971, 62190, 63572, 74520, 74628, 79465, 82920, 89424, 93285, 95358, 99504, 111780, 111942, 124380, 127144, 143037, 149040, 149256, 158930, 165840, 167913, 186570, 190716, 223560, 223884, 238395, 248760, 254288, 279855, 286074, 298512, 317860, 335826, 373140, 381432, 429111, 447120, 447768, 476790, 497520, 559710, 572148, 635720, 671652, 715185, 746280, 762864, 839565, 858222, 895536, 953580, 1119420, 1144296, 1271440, 1287333, 1343304, 1430370, 1492560, 1679130, 1716444, 1907160, 2145555, 2238840, 2288592, 2574666, 2686608, 2860740, 3358260, 3432888, 3814320, 3861999, 4291110, 4477680, 5149332, 5721480, 6436665, 6716520, 6865776, 7723998, 8582220, 10298664, 11442960, 12873330, 13433040, 15447996, 17164440, 19309995, 20597328, 25746660, 30895992, 34328880, 38619990, 51493320, 61791984, 77239980, 102986640, 154479960, 308959920]

約数ペア:

[(1, 308959920), (2, 154479960), (3, 102986640), (4, 77239980), (5, 61791984), (6, 51493320), (8, 38619990), (9, 34328880), (10, 30895992), (12, 25746660), (15, 20597328), (16, 19309995), (18, 17164440), (20, 15447996), (23, 13433040), (24, 12873330), (27, 11442960), (30, 10298664), (36, 8582220), (40, 7723998), (45, 6865776), (46, 6716520), (48, 6436665), (54, 5721480), (60, 5149332), (69, 4477680), (72, 4291110), (80, 3861999), (81, 3814320), (90, 3432888), (92, 3358260), (108, 2860740), (115, 2686608), (120, 2574666), (135, 2288592), (138, 2238840), (144, 2145555), (162, 1907160), (180, 1716444), (184, 1679130), (207, 1492560), (216, 1430370), (230, 1343304), (240, 1287333), (243, 1271440), (270, 1144296), (276, 1119420), (324, 953580), (345, 895536), (360, 858222), (368, 839565), (405, 762864), (414, 746280), (432, 715185), (460, 671652), (486, 635720), (540, 572148), (552, 559710), (621, 497520), (648, 476790), (690, 447768), (691, 447120), (720, 429111), (810, 381432), (828, 373140), (920, 335826), (972, 317860), (1035, 298512), (1080, 286074), (1104, 279855), (1215, 254288), (1242, 248760), (1296, 238395), (1380, 223884), (1382, 223560), (1620, 190716), (1656, 186570), (1840, 167913), (1863, 165840), (1944, 158930), (2070, 149256), (2073, 149040), (2160, 143037), (2430, 127144), (2484, 124380), (2760, 111942), (2764, 111780), (3105, 99504), (3240, 95358), (3312, 93285), (3455, 89424), (3726, 82920), (3888, 79465), (4140, 74628), (4146, 74520), (4860, 63572), (4968, 62190), (5520, 55971), (5528, 55890), (5589, 55280), (6210, 49752), (6219, 49680), (6480, 47679), (6910, 44712), (7452, 41460), (8280, 37314), (8292, 37260), (9315, 33168), (9720, 31786), (9936, 31095), (10365, 29808), (11056, 27945), (11178, 27640), (12420, 24876), (12438, 24840), (13820, 22356), (14904, 20730), (15893, 19440), (16560, 18657), (16584, 18630)]