251851320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:882

約数の個数: 192

約数和(自身を含む): 943488000

約数和(自身を除く): 691636680

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, 139, 140, 168, 180, 210, 252, 278, 280, 315, 360, 417, 420, 504, 556, 630, 695, 719, 834, 840, 973, 1112, 1251, 1260, 1390, 1438, 1668, 1946, 2085, 2157, 2502, 2520, 2780, 2876, 2919, 3336, 3595, 3892, 4170, 4314, 4865, 5004, 5033, 5560, 5752, 5838, 6255, 6471, 7190, 7784, 8340, 8628, 8757, 9730, 10008, 10066, 10785, 11676, 12510, 12942, 14380, 14595, 15099, 16680, 17256, 17514, 19460, 20132, 21570, 23352, 25020, 25165, 25884, 28760, 29190, 30198, 32355, 35028, 38920, 40264, 43140, 43785, 45297, 50040, 50330, 51768, 58380, 60396, 64710, 70056, 75495, 86280, 87570, 90594, 99941, 100660, 116760, 120792, 129420, 150990, 175140, 181188, 199882, 201320, 226485, 258840, 299823, 301980, 350280, 362376, 399764, 452970, 499705, 599646, 603960, 699587, 799528, 899469, 905940, 999410, 1199292, 1399174, 1499115, 1798938, 1811880, 1998820, 2098761, 2398584, 2798348, 2998230, 3497935, 3597876, 3997640, 4197522, 4497345, 5596696, 5996460, 6296283, 6995870, 7195752, 8395044, 8994690, 10493805, 11992920, 12592566, 13991740, 16790088, 17989380, 20987610, 25185132, 27983480, 31481415, 35978760, 41975220, 50370264, 62962830, 83950440, 125925660, 251851320]

約数ペア:

[(1, 251851320), (2, 125925660), (3, 83950440), (4, 62962830), (5, 50370264), (6, 41975220), (7, 35978760), (8, 31481415), (9, 27983480), (10, 25185132), (12, 20987610), (14, 17989380), (15, 16790088), (18, 13991740), (20, 12592566), (21, 11992920), (24, 10493805), (28, 8994690), (30, 8395044), (35, 7195752), (36, 6995870), (40, 6296283), (42, 5996460), (45, 5596696), (56, 4497345), (60, 4197522), (63, 3997640), (70, 3597876), (72, 3497935), (84, 2998230), (90, 2798348), (105, 2398584), (120, 2098761), (126, 1998820), (139, 1811880), (140, 1798938), (168, 1499115), (180, 1399174), (210, 1199292), (252, 999410), (278, 905940), (280, 899469), (315, 799528), (360, 699587), (417, 603960), (420, 599646), (504, 499705), (556, 452970), (630, 399764), (695, 362376), (719, 350280), (834, 301980), (840, 299823), (973, 258840), (1112, 226485), (1251, 201320), (1260, 199882), (1390, 181188), (1438, 175140), (1668, 150990), (1946, 129420), (2085, 120792), (2157, 116760), (2502, 100660), (2520, 99941), (2780, 90594), (2876, 87570), (2919, 86280), (3336, 75495), (3595, 70056), (3892, 64710), (4170, 60396), (4314, 58380), (4865, 51768), (5004, 50330), (5033, 50040), (5560, 45297), (5752, 43785), (5838, 43140), (6255, 40264), (6471, 38920), (7190, 35028), (7784, 32355), (8340, 30198), (8628, 29190), (8757, 28760), (9730, 25884), (10008, 25165), (10066, 25020), (10785, 23352), (11676, 21570), (12510, 20132), (12942, 19460), (14380, 17514), (14595, 17256), (15099, 16680)]