218416716

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 665532000

約数和(自身を除く): 447115284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 149, 189, 196, 252, 277, 294, 298, 378, 441, 447, 554, 588, 596, 756, 831, 882, 894, 1043, 1108, 1323, 1341, 1662, 1764, 1788, 1939, 2086, 2493, 2646, 2682, 3129, 3324, 3878, 4023, 4172, 4986, 5292, 5364, 5817, 6258, 7301, 7479, 7756, 8046, 9387, 9972, 11634, 12516, 13573, 14602, 14958, 16092, 17451, 18774, 21903, 23268, 27146, 28161, 29204, 29916, 34902, 37548, 40719, 41273, 43806, 52353, 54292, 56322, 65709, 69804, 81438, 82546, 87612, 104706, 112644, 122157, 123819, 131418, 162876, 165092, 197127, 209412, 244314, 247638, 262836, 288911, 366471, 371457, 394254, 488628, 495276, 577822, 732942, 742914, 788508, 866733, 1114371, 1155644, 1465884, 1485828, 1733466, 2022377, 2228742, 2600199, 3466932, 4044754, 4457484, 5200398, 6067131, 7800597, 8089508, 10400796, 12134262, 15601194, 18201393, 24268524, 31202388, 36402786, 54604179, 72805572, 109208358, 218416716]

約数ペア:

[(1, 218416716), (2, 109208358), (3, 72805572), (4, 54604179), (6, 36402786), (7, 31202388), (9, 24268524), (12, 18201393), (14, 15601194), (18, 12134262), (21, 10400796), (27, 8089508), (28, 7800597), (36, 6067131), (42, 5200398), (49, 4457484), (54, 4044754), (63, 3466932), (84, 2600199), (98, 2228742), (108, 2022377), (126, 1733466), (147, 1485828), (149, 1465884), (189, 1155644), (196, 1114371), (252, 866733), (277, 788508), (294, 742914), (298, 732942), (378, 577822), (441, 495276), (447, 488628), (554, 394254), (588, 371457), (596, 366471), (756, 288911), (831, 262836), (882, 247638), (894, 244314), (1043, 209412), (1108, 197127), (1323, 165092), (1341, 162876), (1662, 131418), (1764, 123819), (1788, 122157), (1939, 112644), (2086, 104706), (2493, 87612), (2646, 82546), (2682, 81438), (3129, 69804), (3324, 65709), (3878, 56322), (4023, 54292), (4172, 52353), (4986, 43806), (5292, 41273), (5364, 40719), (5817, 37548), (6258, 34902), (7301, 29916), (7479, 29204), (7756, 28161), (8046, 27146), (9387, 23268), (9972, 21903), (11634, 18774), (12516, 17451), (13573, 16092), (14602, 14958)]