219990960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43649}}^1$

素因数の和:43675

約数の個数: 120

約数和(自身を含む): 844365600

約数和(自身を除く): 624374640

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, 43649, 87298, 130947, 174596, 218245, 261894, 305543, 349192, 392841, 436490, 523788, 611086, 654735, 698384, 785682, 872980, 916629, 1047576, 1222172, 1309470, 1527715, 1571364, 1745960, 1833258, 1964205, 2095152, 2444344, 2618940, 2749887, 3055430, 3142728, 3491920, 3666516, 3928410, 4583145, 4888688, 5237880, 5499774, 6110860, 6285456, 7333032, 7856820, 9166290, 10475760, 10999548, 12221720, 13749435, 14666064, 15713640, 18332580, 21999096, 24443440, 27498870, 31427280, 36665160, 43998192, 54997740, 73330320, 109995480, 219990960]

約数ペア:

[(1, 219990960), (2, 109995480), (3, 73330320), (4, 54997740), (5, 43998192), (6, 36665160), (7, 31427280), (8, 27498870), (9, 24443440), (10, 21999096), (12, 18332580), (14, 15713640), (15, 14666064), (16, 13749435), (18, 12221720), (20, 10999548), (21, 10475760), (24, 9166290), (28, 7856820), (30, 7333032), (35, 6285456), (36, 6110860), (40, 5499774), (42, 5237880), (45, 4888688), (48, 4583145), (56, 3928410), (60, 3666516), (63, 3491920), (70, 3142728), (72, 3055430), (80, 2749887), (84, 2618940), (90, 2444344), (105, 2095152), (112, 1964205), (120, 1833258), (126, 1745960), (140, 1571364), (144, 1527715), (168, 1309470), (180, 1222172), (210, 1047576), (240, 916629), (252, 872980), (280, 785682), (315, 698384), (336, 654735), (360, 611086), (420, 523788), (504, 436490), (560, 392841), (630, 349192), (720, 305543), (840, 261894), (1008, 218245), (1260, 174596), (1680, 130947), (2520, 87298), (5040, 43649)]