1216192640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1151}}^1$

素因数の和:1310

約数の個数: 128

約数和(自身を含む): 3158507520

約数和(自身を除く): 1942314880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 208, 254, 260, 320, 416, 508, 520, 635, 640, 832, 1016, 1040, 1151, 1270, 1651, 1664, 2032, 2080, 2302, 2540, 3302, 4064, 4160, 4604, 5080, 5755, 6604, 8128, 8255, 8320, 9208, 10160, 11510, 13208, 14963, 16256, 16510, 18416, 20320, 23020, 26416, 29926, 33020, 36832, 40640, 46040, 52832, 59852, 66040, 73664, 74815, 81280, 92080, 105664, 119704, 132080, 146177, 147328, 149630, 184160, 211328, 239408, 264160, 292354, 299260, 368320, 478816, 528320, 584708, 598520, 730885, 736640, 957632, 1056640, 1169416, 1197040, 1461770, 1900301, 1915264, 2338832, 2394080, 2923540, 3800602, 4677664, 4788160, 5847080, 7601204, 9355328, 9501505, 9576320, 11694160, 15202408, 18710656, 19003010, 23388320, 30404816, 38006020, 46776640, 60809632, 76012040, 93553280, 121619264, 152024080, 243238528, 304048160, 608096320, 1216192640]

約数ペア:

[(1, 1216192640), (2, 608096320), (4, 304048160), (5, 243238528), (8, 152024080), (10, 121619264), (13, 93553280), (16, 76012040), (20, 60809632), (26, 46776640), (32, 38006020), (40, 30404816), (52, 23388320), (64, 19003010), (65, 18710656), (80, 15202408), (104, 11694160), (127, 9576320), (128, 9501505), (130, 9355328), (160, 7601204), (208, 5847080), (254, 4788160), (260, 4677664), (320, 3800602), (416, 2923540), (508, 2394080), (520, 2338832), (635, 1915264), (640, 1900301), (832, 1461770), (1016, 1197040), (1040, 1169416), (1151, 1056640), (1270, 957632), (1651, 736640), (1664, 730885), (2032, 598520), (2080, 584708), (2302, 528320), (2540, 478816), (3302, 368320), (4064, 299260), (4160, 292354), (4604, 264160), (5080, 239408), (5755, 211328), (6604, 184160), (8128, 149630), (8255, 147328), (8320, 146177), (9208, 132080), (10160, 119704), (11510, 105664), (13208, 92080), (14963, 81280), (16256, 74815), (16510, 73664), (18416, 66040), (20320, 59852), (23020, 52832), (26416, 46040), (29926, 40640), (33020, 36832)]