1878136960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3301}}^1$

素因数の和:3454

約数の個数: 128

約数和(自身を含む): 5173309440

約数和(自身を除く): 3295172480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 128, 140, 160, 224, 254, 280, 320, 448, 508, 560, 635, 640, 889, 896, 1016, 1120, 1270, 1778, 2032, 2240, 2540, 3301, 3556, 4064, 4445, 4480, 5080, 6602, 7112, 8128, 8890, 10160, 13204, 14224, 16256, 16505, 17780, 20320, 23107, 26408, 28448, 33010, 35560, 40640, 46214, 52816, 56896, 66020, 71120, 81280, 92428, 105632, 113792, 115535, 132040, 142240, 184856, 211264, 231070, 264080, 284480, 369712, 419227, 422528, 462140, 528160, 568960, 739424, 838454, 924280, 1056320, 1478848, 1676908, 1848560, 2096135, 2112640, 2934589, 2957696, 3353816, 3697120, 4192270, 5869178, 6707632, 7394240, 8384540, 11738356, 13415264, 14672945, 14788480, 16769080, 23476712, 26830528, 29345890, 33538160, 46953424, 53661056, 58691780, 67076320, 93906848, 117383560, 134152640, 187813696, 234767120, 268305280, 375627392, 469534240, 939068480, 1878136960]

約数ペア:

[(1, 1878136960), (2, 939068480), (4, 469534240), (5, 375627392), (7, 268305280), (8, 234767120), (10, 187813696), (14, 134152640), (16, 117383560), (20, 93906848), (28, 67076320), (32, 58691780), (35, 53661056), (40, 46953424), (56, 33538160), (64, 29345890), (70, 26830528), (80, 23476712), (112, 16769080), (127, 14788480), (128, 14672945), (140, 13415264), (160, 11738356), (224, 8384540), (254, 7394240), (280, 6707632), (320, 5869178), (448, 4192270), (508, 3697120), (560, 3353816), (635, 2957696), (640, 2934589), (889, 2112640), (896, 2096135), (1016, 1848560), (1120, 1676908), (1270, 1478848), (1778, 1056320), (2032, 924280), (2240, 838454), (2540, 739424), (3301, 568960), (3556, 528160), (4064, 462140), (4445, 422528), (4480, 419227), (5080, 369712), (6602, 284480), (7112, 264080), (8128, 231070), (8890, 211264), (10160, 184856), (13204, 142240), (14224, 132040), (16256, 115535), (16505, 113792), (17780, 105632), (20320, 92428), (23107, 81280), (26408, 71120), (28448, 66020), (33010, 56896), (35560, 52816), (40640, 46214)]