79887960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 267976800

約数和(自身を除く): 188088840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 79, 90, 106, 120, 158, 159, 180, 212, 237, 265, 316, 318, 360, 395, 424, 474, 477, 530, 632, 636, 711, 790, 795, 948, 954, 1060, 1185, 1272, 1422, 1580, 1590, 1896, 1908, 2120, 2370, 2385, 2809, 2844, 3160, 3180, 3555, 3816, 4187, 4740, 4770, 5618, 5688, 6360, 7110, 8374, 8427, 9480, 9540, 11236, 12561, 14045, 14220, 16748, 16854, 19080, 20935, 22472, 25122, 25281, 28090, 28440, 33496, 33708, 37683, 41870, 42135, 50244, 50562, 56180, 62805, 67416, 75366, 83740, 84270, 100488, 101124, 112360, 125610, 126405, 150732, 167480, 168540, 188415, 202248, 221911, 251220, 252810, 301464, 337080, 376830, 443822, 502440, 505620, 665733, 753660, 887644, 1011240, 1109555, 1331466, 1507320, 1775288, 1997199, 2219110, 2662932, 3328665, 3994398, 4438220, 5325864, 6657330, 7988796, 8876440, 9985995, 13314660, 15977592, 19971990, 26629320, 39943980, 79887960]

約数ペア:

[(1, 79887960), (2, 39943980), (3, 26629320), (4, 19971990), (5, 15977592), (6, 13314660), (8, 9985995), (9, 8876440), (10, 7988796), (12, 6657330), (15, 5325864), (18, 4438220), (20, 3994398), (24, 3328665), (30, 2662932), (36, 2219110), (40, 1997199), (45, 1775288), (53, 1507320), (60, 1331466), (72, 1109555), (79, 1011240), (90, 887644), (106, 753660), (120, 665733), (158, 505620), (159, 502440), (180, 443822), (212, 376830), (237, 337080), (265, 301464), (316, 252810), (318, 251220), (360, 221911), (395, 202248), (424, 188415), (474, 168540), (477, 167480), (530, 150732), (632, 126405), (636, 125610), (711, 112360), (790, 101124), (795, 100488), (948, 84270), (954, 83740), (1060, 75366), (1185, 67416), (1272, 62805), (1422, 56180), (1580, 50562), (1590, 50244), (1896, 42135), (1908, 41870), (2120, 37683), (2370, 33708), (2385, 33496), (2809, 28440), (2844, 28090), (3160, 25281), (3180, 25122), (3555, 22472), (3816, 20935), (4187, 19080), (4740, 16854), (4770, 16748), (5618, 14220), (5688, 14045), (6360, 12561), (7110, 11236), (8374, 9540), (8427, 9480)]