138759120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{439}}^2$

素因数の和:897

約数の個数: 90

約数和(自身を含む): 467063298

約数和(自身を除く): 328304178

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 439, 720, 878, 1317, 1756, 2195, 2634, 3512, 3951, 4390, 5268, 6585, 7024, 7902, 8780, 10536, 13170, 15804, 17560, 19755, 21072, 26340, 31608, 35120, 39510, 52680, 63216, 79020, 105360, 158040, 192721, 316080, 385442, 578163, 770884, 963605, 1156326, 1541768, 1734489, 1927210, 2312652, 2890815, 3083536, 3468978, 3854420, 4625304, 5781630, 6937956, 7708840, 8672445, 9250608, 11563260, 13875912, 15417680, 17344890, 23126520, 27751824, 34689780, 46253040, 69379560, 138759120]

約数ペア:

[(1, 138759120), (2, 69379560), (3, 46253040), (4, 34689780), (5, 27751824), (6, 23126520), (8, 17344890), (9, 15417680), (10, 13875912), (12, 11563260), (15, 9250608), (16, 8672445), (18, 7708840), (20, 6937956), (24, 5781630), (30, 4625304), (36, 3854420), (40, 3468978), (45, 3083536), (48, 2890815), (60, 2312652), (72, 1927210), (80, 1734489), (90, 1541768), (120, 1156326), (144, 963605), (180, 770884), (240, 578163), (360, 385442), (439, 316080), (720, 192721), (878, 158040), (1317, 105360), (1756, 79020), (2195, 63216), (2634, 52680), (3512, 39510), (3951, 35120), (4390, 31608), (5268, 26340), (6585, 21072), (7024, 19755), (7902, 17560), (8780, 15804), (10536, 13170)]