1636861968

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{8243}}^1$

素因数の和:8461

約数の個数: 120

約数和(自身を含む): 5262573888

約数和(自身を除く): 3625711920

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 197, 252, 336, 394, 504, 591, 788, 1008, 1182, 1379, 1576, 1773, 2364, 2758, 3152, 3546, 4137, 4728, 5516, 7092, 8243, 8274, 9456, 11032, 12411, 14184, 16486, 16548, 22064, 24729, 24822, 28368, 32972, 33096, 49458, 49644, 57701, 65944, 66192, 74187, 98916, 99288, 115402, 131888, 148374, 173103, 197832, 198576, 230804, 296748, 346206, 395664, 461608, 519309, 593496, 692412, 923216, 1038618, 1186992, 1384824, 1623871, 2077236, 2769648, 3247742, 4154472, 4871613, 6495484, 8308944, 9743226, 11367097, 12990968, 14614839, 19486452, 22734194, 25981936, 29229678, 34101291, 38972904, 45468388, 58459356, 68202582, 77945808, 90936776, 102303873, 116918712, 136405164, 181873552, 204607746, 233837424, 272810328, 409215492, 545620656, 818430984, 1636861968]

約数ペア:

[(1, 1636861968), (2, 818430984), (3, 545620656), (4, 409215492), (6, 272810328), (7, 233837424), (8, 204607746), (9, 181873552), (12, 136405164), (14, 116918712), (16, 102303873), (18, 90936776), (21, 77945808), (24, 68202582), (28, 58459356), (36, 45468388), (42, 38972904), (48, 34101291), (56, 29229678), (63, 25981936), (72, 22734194), (84, 19486452), (112, 14614839), (126, 12990968), (144, 11367097), (168, 9743226), (197, 8308944), (252, 6495484), (336, 4871613), (394, 4154472), (504, 3247742), (591, 2769648), (788, 2077236), (1008, 1623871), (1182, 1384824), (1379, 1186992), (1576, 1038618), (1773, 923216), (2364, 692412), (2758, 593496), (3152, 519309), (3546, 461608), (4137, 395664), (4728, 346206), (5516, 296748), (7092, 230804), (8243, 198576), (8274, 197832), (9456, 173103), (11032, 148374), (12411, 131888), (14184, 115402), (16486, 99288), (16548, 98916), (22064, 74187), (24729, 66192), (24822, 65944), (28368, 57701), (32972, 49644), (33096, 49458)]