989502720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2029}}^1$

素因数の和:2180

約数の個数: 144

約数和(自身を含む): 3186677760

約数和(自身を除く): 2197175040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 256, 320, 381, 384, 480, 508, 635, 640, 762, 768, 960, 1016, 1270, 1280, 1524, 1905, 1920, 2029, 2032, 2540, 3048, 3810, 3840, 4058, 4064, 5080, 6087, 6096, 7620, 8116, 8128, 10145, 10160, 12174, 12192, 15240, 16232, 16256, 20290, 20320, 24348, 24384, 30435, 30480, 32464, 32512, 40580, 40640, 48696, 48768, 60870, 60960, 64928, 81160, 81280, 97392, 97536, 121740, 121920, 129856, 162320, 162560, 194784, 243480, 243840, 257683, 259712, 324640, 389568, 486960, 487680, 515366, 519424, 649280, 773049, 779136, 973920, 1030732, 1288415, 1298560, 1546098, 1558272, 1947840, 2061464, 2576830, 2597120, 3092196, 3865245, 3895680, 4122928, 5153660, 6184392, 7730490, 7791360, 8245856, 10307320, 12368784, 15460980, 16491712, 20614640, 24737568, 30921960, 32983424, 41229280, 49475136, 61843920, 65966848, 82458560, 98950272, 123687840, 164917120, 197900544, 247375680, 329834240, 494751360, 989502720]

約数ペア:

[(1, 989502720), (2, 494751360), (3, 329834240), (4, 247375680), (5, 197900544), (6, 164917120), (8, 123687840), (10, 98950272), (12, 82458560), (15, 65966848), (16, 61843920), (20, 49475136), (24, 41229280), (30, 32983424), (32, 30921960), (40, 24737568), (48, 20614640), (60, 16491712), (64, 15460980), (80, 12368784), (96, 10307320), (120, 8245856), (127, 7791360), (128, 7730490), (160, 6184392), (192, 5153660), (240, 4122928), (254, 3895680), (256, 3865245), (320, 3092196), (381, 2597120), (384, 2576830), (480, 2061464), (508, 1947840), (635, 1558272), (640, 1546098), (762, 1298560), (768, 1288415), (960, 1030732), (1016, 973920), (1270, 779136), (1280, 773049), (1524, 649280), (1905, 519424), (1920, 515366), (2029, 487680), (2032, 486960), (2540, 389568), (3048, 324640), (3810, 259712), (3840, 257683), (4058, 243840), (4064, 243480), (5080, 194784), (6087, 162560), (6096, 162320), (7620, 129856), (8116, 121920), (8128, 121740), (10145, 97536), (10160, 97392), (12174, 81280), (12192, 81160), (15240, 64928), (16232, 60960), (16256, 60870), (20290, 48768), (20320, 48696), (24348, 40640), (24384, 40580), (30435, 32512), (30480, 32464)]