311876440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 742510080

約数和(自身を除く): 430633640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 116, 127, 145, 146, 232, 254, 290, 292, 365, 508, 580, 584, 635, 730, 841, 1016, 1160, 1270, 1460, 1682, 2117, 2540, 2920, 3364, 3683, 4205, 4234, 5080, 6728, 7366, 8410, 8468, 9271, 10585, 14732, 16820, 16936, 18415, 18542, 21170, 29464, 33640, 36830, 37084, 42340, 46355, 61393, 73660, 74168, 84680, 92710, 106807, 122786, 147320, 185420, 213614, 245572, 268859, 306965, 370840, 427228, 491144, 534035, 537718, 613930, 854456, 1068070, 1075436, 1227860, 1344295, 2136140, 2150872, 2455720, 2688590, 4272280, 5377180, 7796911, 10754360, 15593822, 31187644, 38984555, 62375288, 77969110, 155938220, 311876440]

約数ペア:

[(1, 311876440), (2, 155938220), (4, 77969110), (5, 62375288), (8, 38984555), (10, 31187644), (20, 15593822), (29, 10754360), (40, 7796911), (58, 5377180), (73, 4272280), (116, 2688590), (127, 2455720), (145, 2150872), (146, 2136140), (232, 1344295), (254, 1227860), (290, 1075436), (292, 1068070), (365, 854456), (508, 613930), (580, 537718), (584, 534035), (635, 491144), (730, 427228), (841, 370840), (1016, 306965), (1160, 268859), (1270, 245572), (1460, 213614), (1682, 185420), (2117, 147320), (2540, 122786), (2920, 106807), (3364, 92710), (3683, 84680), (4205, 74168), (4234, 73660), (5080, 61393), (6728, 46355), (7366, 42340), (8410, 37084), (8468, 36830), (9271, 33640), (10585, 29464), (14732, 21170), (16820, 18542), (16936, 18415)]