2559700920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{3119}}^1$

素因数の和:4117

約数の個数: 128

約数和(自身を含む): 8787916800

約数和(自身を除く): 6228215880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 977, 1954, 2931, 3119, 3908, 4885, 5862, 6238, 6839, 7816, 9357, 9770, 11724, 12476, 13678, 14655, 15595, 18714, 19540, 20517, 21833, 23448, 24952, 27356, 29310, 31190, 34195, 37428, 39080, 41034, 43666, 46785, 54712, 58620, 62380, 65499, 68390, 74856, 82068, 87332, 93570, 102585, 109165, 117240, 124760, 130998, 136780, 164136, 174664, 187140, 205170, 218330, 261996, 273560, 327495, 374280, 410340, 436660, 523992, 654990, 820680, 873320, 1309980, 2619960, 3047263, 6094526, 9141789, 12189052, 15236315, 18283578, 21330841, 24378104, 30472630, 36567156, 42661682, 45708945, 60945260, 63992523, 73134312, 85323364, 91417890, 106654205, 121890520, 127985046, 170646728, 182835780, 213308410, 255970092, 319962615, 365671560, 426616820, 511940184, 639925230, 853233640, 1279850460, 2559700920]

約数ペア:

[(1, 2559700920), (2, 1279850460), (3, 853233640), (4, 639925230), (5, 511940184), (6, 426616820), (7, 365671560), (8, 319962615), (10, 255970092), (12, 213308410), (14, 182835780), (15, 170646728), (20, 127985046), (21, 121890520), (24, 106654205), (28, 91417890), (30, 85323364), (35, 73134312), (40, 63992523), (42, 60945260), (56, 45708945), (60, 42661682), (70, 36567156), (84, 30472630), (105, 24378104), (120, 21330841), (140, 18283578), (168, 15236315), (210, 12189052), (280, 9141789), (420, 6094526), (840, 3047263), (977, 2619960), (1954, 1309980), (2931, 873320), (3119, 820680), (3908, 654990), (4885, 523992), (5862, 436660), (6238, 410340), (6839, 374280), (7816, 327495), (9357, 273560), (9770, 261996), (11724, 218330), (12476, 205170), (13678, 187140), (14655, 174664), (15595, 164136), (18714, 136780), (19540, 130998), (20517, 124760), (21833, 117240), (23448, 109165), (24952, 102585), (27356, 93570), (29310, 87332), (31190, 82068), (34195, 74856), (37428, 68390), (39080, 65499), (41034, 62380), (43666, 58620), (46785, 54712)]