1817151448

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 4124736000

約数和(自身を除く): 2307584552

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 61, 86, 89, 122, 139, 172, 178, 244, 278, 301, 344, 356, 427, 488, 556, 602, 623, 712, 854, 973, 1112, 1204, 1246, 1708, 1946, 2408, 2492, 2623, 3416, 3827, 3892, 4984, 5246, 5429, 5977, 7654, 7784, 8479, 10492, 10858, 11954, 12371, 15308, 16958, 18361, 20984, 21716, 23908, 24742, 26789, 30616, 33916, 36722, 38003, 41839, 43432, 47816, 49484, 53578, 59353, 67832, 73444, 76006, 83678, 86597, 98968, 107156, 118706, 146888, 152012, 167356, 173194, 214312, 233447, 237412, 304024, 334712, 346388, 364597, 466894, 474824, 531953, 692776, 729194, 754631, 933788, 1063906, 1458388, 1509262, 1634129, 1867576, 2127812, 2552179, 2916776, 3018524, 3268258, 3723671, 4255624, 5104358, 5282417, 6037048, 6536516, 7447342, 10208716, 10564834, 13073032, 14894684, 20417432, 21129668, 29789368, 32449133, 42259336, 64898266, 129796532, 227143931, 259593064, 454287862, 908575724, 1817151448]

約数ペア:

[(1, 1817151448), (2, 908575724), (4, 454287862), (7, 259593064), (8, 227143931), (14, 129796532), (28, 64898266), (43, 42259336), (56, 32449133), (61, 29789368), (86, 21129668), (89, 20417432), (122, 14894684), (139, 13073032), (172, 10564834), (178, 10208716), (244, 7447342), (278, 6536516), (301, 6037048), (344, 5282417), (356, 5104358), (427, 4255624), (488, 3723671), (556, 3268258), (602, 3018524), (623, 2916776), (712, 2552179), (854, 2127812), (973, 1867576), (1112, 1634129), (1204, 1509262), (1246, 1458388), (1708, 1063906), (1946, 933788), (2408, 754631), (2492, 729194), (2623, 692776), (3416, 531953), (3827, 474824), (3892, 466894), (4984, 364597), (5246, 346388), (5429, 334712), (5977, 304024), (7654, 237412), (7784, 233447), (8479, 214312), (10492, 173194), (10858, 167356), (11954, 152012), (12371, 146888), (15308, 118706), (16958, 107156), (18361, 98968), (20984, 86597), (21716, 83678), (23908, 76006), (24742, 73444), (26789, 67832), (30616, 59353), (33916, 53578), (36722, 49484), (38003, 47816), (41839, 43432)]