71686440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{28447}}^1$

素因数の和:28471

約数の個数: 96

約数和(自身を含む): 266273280

約数和(自身を除く): 194586840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 28447, 56894, 85341, 113788, 142235, 170682, 199129, 227576, 256023, 284470, 341364, 398258, 426705, 512046, 568940, 597387, 682728, 796516, 853410, 995645, 1024092, 1137880, 1194774, 1280115, 1593032, 1706820, 1792161, 1991290, 2048184, 2389548, 2560230, 2986935, 3413640, 3584322, 3982580, 4779096, 5120460, 5973870, 7168644, 7965160, 8960805, 10240920, 11947740, 14337288, 17921610, 23895480, 35843220, 71686440]

約数ペア:

[(1, 71686440), (2, 35843220), (3, 23895480), (4, 17921610), (5, 14337288), (6, 11947740), (7, 10240920), (8, 8960805), (9, 7965160), (10, 7168644), (12, 5973870), (14, 5120460), (15, 4779096), (18, 3982580), (20, 3584322), (21, 3413640), (24, 2986935), (28, 2560230), (30, 2389548), (35, 2048184), (36, 1991290), (40, 1792161), (42, 1706820), (45, 1593032), (56, 1280115), (60, 1194774), (63, 1137880), (70, 1024092), (72, 995645), (84, 853410), (90, 796516), (105, 682728), (120, 597387), (126, 568940), (140, 512046), (168, 426705), (180, 398258), (210, 341364), (252, 284470), (280, 256023), (315, 227576), (360, 199129), (420, 170682), (504, 142235), (630, 113788), (840, 85341), (1260, 56894), (2520, 28447)]