342795520

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 868879872

約数和(自身を除く): 526084352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 124, 128, 155, 160, 163, 212, 248, 256, 265, 310, 320, 326, 424, 496, 530, 620, 640, 652, 815, 848, 992, 1060, 1240, 1280, 1304, 1630, 1643, 1696, 1984, 2120, 2480, 2608, 3260, 3286, 3392, 3968, 4240, 4960, 5053, 5216, 6520, 6572, 6784, 7936, 8215, 8480, 8639, 9920, 10106, 10432, 13040, 13144, 13568, 16430, 16960, 17278, 19840, 20212, 20864, 25265, 26080, 26288, 32860, 33920, 34556, 39680, 40424, 41728, 43195, 50530, 52160, 52576, 65720, 67840, 69112, 80848, 86390, 101060, 104320, 105152, 131440, 138224, 161696, 172780, 202120, 208640, 210304, 262880, 267809, 276448, 323392, 345560, 404240, 420608, 525760, 535618, 552896, 646784, 691120, 808480, 1051520, 1071236, 1105792, 1293568, 1339045, 1382240, 1616960, 2103040, 2142472, 2211584, 2678090, 2764480, 3233920, 4284944, 5356180, 5528960, 6467840, 8569888, 10712360, 11057920, 17139776, 21424720, 34279552, 42849440, 68559104, 85698880, 171397760, 342795520]

約数ペア:

[(1, 342795520), (2, 171397760), (4, 85698880), (5, 68559104), (8, 42849440), (10, 34279552), (16, 21424720), (20, 17139776), (31, 11057920), (32, 10712360), (40, 8569888), (53, 6467840), (62, 5528960), (64, 5356180), (80, 4284944), (106, 3233920), (124, 2764480), (128, 2678090), (155, 2211584), (160, 2142472), (163, 2103040), (212, 1616960), (248, 1382240), (256, 1339045), (265, 1293568), (310, 1105792), (320, 1071236), (326, 1051520), (424, 808480), (496, 691120), (530, 646784), (620, 552896), (640, 535618), (652, 525760), (815, 420608), (848, 404240), (992, 345560), (1060, 323392), (1240, 276448), (1280, 267809), (1304, 262880), (1630, 210304), (1643, 208640), (1696, 202120), (1984, 172780), (2120, 161696), (2480, 138224), (2608, 131440), (3260, 105152), (3286, 104320), (3392, 101060), (3968, 86390), (4240, 80848), (4960, 69112), (5053, 67840), (5216, 65720), (6520, 52576), (6572, 52160), (6784, 50530), (7936, 43195), (8215, 41728), (8480, 40424), (8639, 39680), (9920, 34556), (10106, 33920), (10432, 32860), (13040, 26288), (13144, 26080), (13568, 25265), (16430, 20864), (16960, 20212), (17278, 19840)]