339747320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 879076800

約数和(自身を除く): 539329480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 41, 44, 55, 74, 82, 88, 110, 148, 164, 185, 205, 220, 296, 328, 370, 407, 410, 440, 451, 509, 740, 814, 820, 902, 1018, 1480, 1517, 1628, 1640, 1804, 2035, 2036, 2255, 2545, 3034, 3256, 3608, 4070, 4072, 4510, 5090, 5599, 6068, 7585, 8140, 9020, 10180, 11198, 12136, 15170, 16280, 16687, 18040, 18833, 20360, 20869, 22396, 27995, 30340, 33374, 37666, 41738, 44792, 55990, 60680, 66748, 75332, 83435, 83476, 94165, 104345, 111980, 133496, 150664, 166870, 166952, 188330, 207163, 208690, 223960, 229559, 333740, 376660, 414326, 417380, 459118, 667480, 753320, 772153, 828652, 834760, 918236, 1035815, 1147795, 1544306, 1657304, 1836472, 2071630, 2295590, 3088612, 3860765, 4143260, 4591180, 6177224, 7721530, 8286520, 8493683, 9182360, 15443060, 16987366, 30886120, 33974732, 42468415, 67949464, 84936830, 169873660, 339747320]

約数ペア:

[(1, 339747320), (2, 169873660), (4, 84936830), (5, 67949464), (8, 42468415), (10, 33974732), (11, 30886120), (20, 16987366), (22, 15443060), (37, 9182360), (40, 8493683), (41, 8286520), (44, 7721530), (55, 6177224), (74, 4591180), (82, 4143260), (88, 3860765), (110, 3088612), (148, 2295590), (164, 2071630), (185, 1836472), (205, 1657304), (220, 1544306), (296, 1147795), (328, 1035815), (370, 918236), (407, 834760), (410, 828652), (440, 772153), (451, 753320), (509, 667480), (740, 459118), (814, 417380), (820, 414326), (902, 376660), (1018, 333740), (1480, 229559), (1517, 223960), (1628, 208690), (1640, 207163), (1804, 188330), (2035, 166952), (2036, 166870), (2255, 150664), (2545, 133496), (3034, 111980), (3256, 104345), (3608, 94165), (4070, 83476), (4072, 83435), (4510, 75332), (5090, 66748), (5599, 60680), (6068, 55990), (7585, 44792), (8140, 41738), (9020, 37666), (10180, 33374), (11198, 30340), (12136, 27995), (15170, 22396), (16280, 20869), (16687, 20360), (18040, 18833)]