220782736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 467648640

約数和(自身を除く): 246865904

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 71, 76, 106, 142, 152, 193, 212, 284, 304, 386, 424, 568, 772, 848, 1007, 1136, 1349, 1544, 2014, 2698, 3088, 3667, 3763, 4028, 5396, 7334, 7526, 8056, 10229, 10792, 13703, 14668, 15052, 16112, 20458, 21584, 27406, 29336, 30104, 40916, 54812, 58672, 60208, 71497, 81832, 109624, 142994, 163664, 194351, 219248, 260357, 285988, 388702, 520714, 571976, 726259, 777404, 1041428, 1143952, 1452518, 1554808, 2082856, 2905036, 3109616, 4165712, 5810072, 11620144, 13798921, 27597842, 55195684, 110391368, 220782736]

約数ペア:

[(1, 220782736), (2, 110391368), (4, 55195684), (8, 27597842), (16, 13798921), (19, 11620144), (38, 5810072), (53, 4165712), (71, 3109616), (76, 2905036), (106, 2082856), (142, 1554808), (152, 1452518), (193, 1143952), (212, 1041428), (284, 777404), (304, 726259), (386, 571976), (424, 520714), (568, 388702), (772, 285988), (848, 260357), (1007, 219248), (1136, 194351), (1349, 163664), (1544, 142994), (2014, 109624), (2698, 81832), (3088, 71497), (3667, 60208), (3763, 58672), (4028, 54812), (5396, 40916), (7334, 30104), (7526, 29336), (8056, 27406), (10229, 21584), (10792, 20458), (13703, 16112), (14668, 15052)]