263590440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{823}}^1$

素因数の和:1011

約数の個数: 128

約数和(自身を含む): 843644160

約数和(自身を除く): 580053720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 157, 170, 204, 255, 314, 340, 408, 471, 510, 628, 680, 785, 823, 942, 1020, 1256, 1570, 1646, 1884, 2040, 2355, 2469, 2669, 3140, 3292, 3768, 4115, 4710, 4938, 5338, 6280, 6584, 8007, 8230, 9420, 9876, 10676, 12345, 13345, 13991, 16014, 16460, 18840, 19752, 21352, 24690, 26690, 27982, 32028, 32920, 40035, 41973, 49380, 53380, 55964, 64056, 69955, 80070, 83946, 98760, 106760, 111928, 129211, 139910, 160140, 167892, 209865, 258422, 279820, 320280, 335784, 387633, 419730, 516844, 559640, 646055, 775266, 839460, 1033688, 1292110, 1550532, 1678920, 1938165, 2196587, 2584220, 3101064, 3876330, 4393174, 5168440, 6589761, 7752660, 8786348, 10982935, 13179522, 15505320, 17572696, 21965870, 26359044, 32948805, 43931740, 52718088, 65897610, 87863480, 131795220, 263590440]

約数ペア:

[(1, 263590440), (2, 131795220), (3, 87863480), (4, 65897610), (5, 52718088), (6, 43931740), (8, 32948805), (10, 26359044), (12, 21965870), (15, 17572696), (17, 15505320), (20, 13179522), (24, 10982935), (30, 8786348), (34, 7752660), (40, 6589761), (51, 5168440), (60, 4393174), (68, 3876330), (85, 3101064), (102, 2584220), (120, 2196587), (136, 1938165), (157, 1678920), (170, 1550532), (204, 1292110), (255, 1033688), (314, 839460), (340, 775266), (408, 646055), (471, 559640), (510, 516844), (628, 419730), (680, 387633), (785, 335784), (823, 320280), (942, 279820), (1020, 258422), (1256, 209865), (1570, 167892), (1646, 160140), (1884, 139910), (2040, 129211), (2355, 111928), (2469, 106760), (2669, 98760), (3140, 83946), (3292, 80070), (3768, 69955), (4115, 64056), (4710, 55964), (4938, 53380), (5338, 49380), (6280, 41973), (6584, 40035), (8007, 32920), (8230, 32028), (9420, 27982), (9876, 26690), (10676, 24690), (12345, 21352), (13345, 19752), (13991, 18840), (16014, 16460)]