1975211280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{391907}}^1$

素因数の和:391933

約数の個数: 120

約数和(自身を含む): 7581068352

約数和(自身を除く): 5605857072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 391907, 783814, 1175721, 1567628, 1959535, 2351442, 2743349, 3135256, 3527163, 3919070, 4702884, 5486698, 5878605, 6270512, 7054326, 7838140, 8230047, 9405768, 10973396, 11757210, 13716745, 14108652, 15676280, 16460094, 17635815, 18811536, 21946792, 23514420, 24690141, 27433490, 28217304, 31352560, 32920188, 35271630, 41150235, 43893584, 47028840, 49380282, 54866980, 56434608, 65840376, 70543260, 82300470, 94057680, 98760564, 109733960, 123450705, 131680752, 141086520, 164600940, 197521128, 219467920, 246901410, 282173040, 329201880, 395042256, 493802820, 658403760, 987605640, 1975211280]

約数ペア:

[(1, 1975211280), (2, 987605640), (3, 658403760), (4, 493802820), (5, 395042256), (6, 329201880), (7, 282173040), (8, 246901410), (9, 219467920), (10, 197521128), (12, 164600940), (14, 141086520), (15, 131680752), (16, 123450705), (18, 109733960), (20, 98760564), (21, 94057680), (24, 82300470), (28, 70543260), (30, 65840376), (35, 56434608), (36, 54866980), (40, 49380282), (42, 47028840), (45, 43893584), (48, 41150235), (56, 35271630), (60, 32920188), (63, 31352560), (70, 28217304), (72, 27433490), (80, 24690141), (84, 23514420), (90, 21946792), (105, 18811536), (112, 17635815), (120, 16460094), (126, 15676280), (140, 14108652), (144, 13716745), (168, 11757210), (180, 10973396), (210, 9405768), (240, 8230047), (252, 7838140), (280, 7054326), (315, 6270512), (336, 5878605), (360, 5486698), (420, 4702884), (504, 3919070), (560, 3527163), (630, 3135256), (720, 2743349), (840, 2351442), (1008, 1959535), (1260, 1567628), (1680, 1175721), (2520, 783814), (5040, 391907)]