217331576

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 552960000

約数和(自身を除く): 335628424

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 124, 133, 152, 154, 209, 217, 248, 266, 308, 341, 418, 434, 532, 589, 599, 616, 682, 836, 868, 1064, 1178, 1198, 1364, 1463, 1672, 1736, 2356, 2387, 2396, 2728, 2926, 4123, 4193, 4712, 4774, 4792, 5852, 6479, 6589, 8246, 8386, 9548, 11381, 11704, 12958, 13178, 16492, 16772, 18569, 19096, 22762, 25916, 26356, 32984, 33544, 37138, 45353, 45524, 46123, 51832, 52712, 74276, 79667, 90706, 91048, 92246, 125191, 129983, 148552, 159334, 181412, 184492, 204259, 250382, 259966, 318668, 352811, 362824, 368984, 408518, 500764, 519932, 637336, 705622, 817036, 876337, 1001528, 1039864, 1411244, 1429813, 1634072, 1752674, 2469677, 2822488, 2859626, 3505348, 3880921, 4939354, 5719252, 7010696, 7761842, 9878708, 11438504, 15523684, 19757416, 27166447, 31047368, 54332894, 108665788, 217331576]

約数ペア:

[(1, 217331576), (2, 108665788), (4, 54332894), (7, 31047368), (8, 27166447), (11, 19757416), (14, 15523684), (19, 11438504), (22, 9878708), (28, 7761842), (31, 7010696), (38, 5719252), (44, 4939354), (56, 3880921), (62, 3505348), (76, 2859626), (77, 2822488), (88, 2469677), (124, 1752674), (133, 1634072), (152, 1429813), (154, 1411244), (209, 1039864), (217, 1001528), (248, 876337), (266, 817036), (308, 705622), (341, 637336), (418, 519932), (434, 500764), (532, 408518), (589, 368984), (599, 362824), (616, 352811), (682, 318668), (836, 259966), (868, 250382), (1064, 204259), (1178, 184492), (1198, 181412), (1364, 159334), (1463, 148552), (1672, 129983), (1736, 125191), (2356, 92246), (2387, 91048), (2396, 90706), (2728, 79667), (2926, 74276), (4123, 52712), (4193, 51832), (4712, 46123), (4774, 45524), (4792, 45353), (5852, 37138), (6479, 33544), (6589, 32984), (8246, 26356), (8386, 25916), (9548, 22762), (11381, 19096), (11704, 18569), (12958, 16772), (13178, 16492)]