309860360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{827}}^1$

素因数の和:903

約数の個数: 128

約数和(自身を含む): 804816000

約数和(自身を除く): 494955640

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 29, 34, 38, 40, 58, 68, 76, 85, 95, 116, 136, 145, 152, 170, 190, 232, 290, 323, 340, 380, 493, 551, 580, 646, 680, 760, 827, 986, 1102, 1160, 1292, 1615, 1654, 1972, 2204, 2465, 2584, 2755, 3230, 3308, 3944, 4135, 4408, 4930, 5510, 6460, 6616, 8270, 9367, 9860, 11020, 12920, 14059, 15713, 16540, 18734, 19720, 22040, 23983, 28118, 31426, 33080, 37468, 46835, 47966, 56236, 62852, 70295, 74936, 78565, 93670, 95932, 112472, 119915, 125704, 140590, 157130, 187340, 191864, 239830, 267121, 281180, 314260, 374680, 407711, 455677, 479660, 534242, 562360, 628520, 815422, 911354, 959320, 1068484, 1335605, 1630844, 1822708, 2038555, 2136968, 2278385, 2671210, 3261688, 3645416, 4077110, 4556770, 5342420, 7746509, 8154220, 9113540, 10684840, 15493018, 16308440, 18227080, 30986036, 38732545, 61972072, 77465090, 154930180, 309860360]

約数ペア:

[(1, 309860360), (2, 154930180), (4, 77465090), (5, 61972072), (8, 38732545), (10, 30986036), (17, 18227080), (19, 16308440), (20, 15493018), (29, 10684840), (34, 9113540), (38, 8154220), (40, 7746509), (58, 5342420), (68, 4556770), (76, 4077110), (85, 3645416), (95, 3261688), (116, 2671210), (136, 2278385), (145, 2136968), (152, 2038555), (170, 1822708), (190, 1630844), (232, 1335605), (290, 1068484), (323, 959320), (340, 911354), (380, 815422), (493, 628520), (551, 562360), (580, 534242), (646, 479660), (680, 455677), (760, 407711), (827, 374680), (986, 314260), (1102, 281180), (1160, 267121), (1292, 239830), (1615, 191864), (1654, 187340), (1972, 157130), (2204, 140590), (2465, 125704), (2584, 119915), (2755, 112472), (3230, 95932), (3308, 93670), (3944, 78565), (4135, 74936), (4408, 70295), (4930, 62852), (5510, 56236), (6460, 47966), (6616, 46835), (8270, 37468), (9367, 33080), (9860, 31426), (11020, 28118), (12920, 23983), (14059, 22040), (15713, 19720), (16540, 18734)]