1346847680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 168

約数和(自身を含む): 3449025360

約数和(自身を除く): 2102177680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 89, 95, 131, 152, 160, 178, 190, 262, 304, 320, 356, 361, 380, 445, 524, 608, 655, 712, 722, 760, 890, 1048, 1216, 1310, 1424, 1444, 1520, 1691, 1780, 1805, 2096, 2489, 2620, 2848, 2888, 3040, 3382, 3560, 3610, 4192, 4978, 5240, 5696, 5776, 6080, 6764, 7120, 7220, 8384, 8455, 9956, 10480, 11552, 11659, 12445, 13528, 14240, 14440, 16910, 19912, 20960, 23104, 23318, 24890, 27056, 28480, 28880, 32129, 33820, 39824, 41920, 46636, 47291, 49780, 54112, 57760, 58295, 64258, 67640, 79648, 93272, 94582, 99560, 108224, 115520, 116590, 128516, 135280, 159296, 160645, 186544, 189164, 199120, 221521, 233180, 236455, 257032, 270560, 321290, 373088, 378328, 398240, 443042, 466360, 472910, 514064, 541120, 642580, 746176, 756656, 796480, 886084, 932720, 945820, 1028128, 1107605, 1285160, 1513312, 1772168, 1865440, 1891640, 2056256, 2215210, 2570320, 3026624, 3544336, 3730880, 3783280, 4208899, 4430420, 5140640, 7088672, 7566560, 8417798, 8860840, 10281280, 14177344, 15133120, 16835596, 17721680, 21044495, 33671192, 35443360, 42088990, 67342384, 70886720, 84177980, 134684768, 168355960, 269369536, 336711920, 673423840, 1346847680]

約数ペア:

[(1, 1346847680), (2, 673423840), (4, 336711920), (5, 269369536), (8, 168355960), (10, 134684768), (16, 84177980), (19, 70886720), (20, 67342384), (32, 42088990), (38, 35443360), (40, 33671192), (64, 21044495), (76, 17721680), (80, 16835596), (89, 15133120), (95, 14177344), (131, 10281280), (152, 8860840), (160, 8417798), (178, 7566560), (190, 7088672), (262, 5140640), (304, 4430420), (320, 4208899), (356, 3783280), (361, 3730880), (380, 3544336), (445, 3026624), (524, 2570320), (608, 2215210), (655, 2056256), (712, 1891640), (722, 1865440), (760, 1772168), (890, 1513312), (1048, 1285160), (1216, 1107605), (1310, 1028128), (1424, 945820), (1444, 932720), (1520, 886084), (1691, 796480), (1780, 756656), (1805, 746176), (2096, 642580), (2489, 541120), (2620, 514064), (2848, 472910), (2888, 466360), (3040, 443042), (3382, 398240), (3560, 378328), (3610, 373088), (4192, 321290), (4978, 270560), (5240, 257032), (5696, 236455), (5776, 233180), (6080, 221521), (6764, 199120), (7120, 189164), (7220, 186544), (8384, 160645), (8455, 159296), (9956, 135280), (10480, 128516), (11552, 116590), (11659, 115520), (12445, 108224), (13528, 99560), (14240, 94582), (14440, 93272), (16910, 79648), (19912, 67640), (20960, 64258), (23104, 58295), (23318, 57760), (24890, 54112), (27056, 49780), (28480, 47291), (28880, 46636), (32129, 41920), (33820, 39824)]