211690836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 642096000

約数和(自身を除く): 430405164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 83, 84, 87, 116, 126, 166, 174, 203, 249, 252, 261, 332, 348, 349, 406, 498, 522, 581, 609, 698, 747, 812, 996, 1044, 1047, 1162, 1218, 1396, 1494, 1743, 1827, 2094, 2324, 2407, 2436, 2443, 2988, 3141, 3486, 3654, 4188, 4814, 4886, 5229, 6282, 6972, 7221, 7308, 7329, 9628, 9772, 10121, 10458, 12564, 14442, 14658, 16849, 20242, 20916, 21663, 21987, 28884, 28967, 29316, 30363, 33698, 40484, 43326, 43974, 50547, 57934, 60726, 67396, 70847, 86652, 86901, 87948, 91089, 101094, 115868, 121452, 141694, 151641, 173802, 182178, 202188, 202769, 212541, 260703, 283388, 303282, 347604, 364356, 405538, 425082, 521406, 606564, 608307, 637623, 811076, 840043, 850164, 1042812, 1216614, 1275246, 1680086, 1824921, 2433228, 2520129, 2550492, 3360172, 3649842, 5040258, 5880301, 7299684, 7560387, 10080516, 11760602, 15120774, 17640903, 23521204, 30241548, 35281806, 52922709, 70563612, 105845418, 211690836]

約数ペア:

[(1, 211690836), (2, 105845418), (3, 70563612), (4, 52922709), (6, 35281806), (7, 30241548), (9, 23521204), (12, 17640903), (14, 15120774), (18, 11760602), (21, 10080516), (28, 7560387), (29, 7299684), (36, 5880301), (42, 5040258), (58, 3649842), (63, 3360172), (83, 2550492), (84, 2520129), (87, 2433228), (116, 1824921), (126, 1680086), (166, 1275246), (174, 1216614), (203, 1042812), (249, 850164), (252, 840043), (261, 811076), (332, 637623), (348, 608307), (349, 606564), (406, 521406), (498, 425082), (522, 405538), (581, 364356), (609, 347604), (698, 303282), (747, 283388), (812, 260703), (996, 212541), (1044, 202769), (1047, 202188), (1162, 182178), (1218, 173802), (1396, 151641), (1494, 141694), (1743, 121452), (1827, 115868), (2094, 101094), (2324, 91089), (2407, 87948), (2436, 86901), (2443, 86652), (2988, 70847), (3141, 67396), (3486, 60726), (3654, 57934), (4188, 50547), (4814, 43974), (4886, 43326), (5229, 40484), (6282, 33698), (6972, 30363), (7221, 29316), (7308, 28967), (7329, 28884), (9628, 21987), (9772, 21663), (10121, 20916), (10458, 20242), (12564, 16849), (14442, 14658)]