178650720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1279}}^1$

素因数の和:1397

約数の個数: 144

約数和(自身を含む): 616412160

約数和(自身を除く): 437761440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 97, 120, 144, 160, 180, 194, 240, 288, 291, 360, 388, 480, 485, 582, 720, 776, 873, 970, 1164, 1279, 1440, 1455, 1552, 1746, 1940, 2328, 2558, 2910, 3104, 3492, 3837, 3880, 4365, 4656, 5116, 5820, 6395, 6984, 7674, 7760, 8730, 9312, 10232, 11511, 11640, 12790, 13968, 15348, 15520, 17460, 19185, 20464, 23022, 23280, 25580, 27936, 30696, 34920, 38370, 40928, 46044, 46560, 51160, 57555, 61392, 69840, 76740, 92088, 102320, 115110, 122784, 124063, 139680, 153480, 184176, 204640, 230220, 248126, 306960, 368352, 372189, 460440, 496252, 613920, 620315, 744378, 920880, 992504, 1116567, 1240630, 1488756, 1841760, 1860945, 1985008, 2233134, 2481260, 2977512, 3721890, 3970016, 4466268, 4962520, 5582835, 5955024, 7443780, 8932536, 9925040, 11165670, 11910048, 14887560, 17865072, 19850080, 22331340, 29775120, 35730144, 44662680, 59550240, 89325360, 178650720]

約数ペア:

[(1, 178650720), (2, 89325360), (3, 59550240), (4, 44662680), (5, 35730144), (6, 29775120), (8, 22331340), (9, 19850080), (10, 17865072), (12, 14887560), (15, 11910048), (16, 11165670), (18, 9925040), (20, 8932536), (24, 7443780), (30, 5955024), (32, 5582835), (36, 4962520), (40, 4466268), (45, 3970016), (48, 3721890), (60, 2977512), (72, 2481260), (80, 2233134), (90, 1985008), (96, 1860945), (97, 1841760), (120, 1488756), (144, 1240630), (160, 1116567), (180, 992504), (194, 920880), (240, 744378), (288, 620315), (291, 613920), (360, 496252), (388, 460440), (480, 372189), (485, 368352), (582, 306960), (720, 248126), (776, 230220), (873, 204640), (970, 184176), (1164, 153480), (1279, 139680), (1440, 124063), (1455, 122784), (1552, 115110), (1746, 102320), (1940, 92088), (2328, 76740), (2558, 69840), (2910, 61392), (3104, 57555), (3492, 51160), (3837, 46560), (3880, 46044), (4365, 40928), (4656, 38370), (5116, 34920), (5820, 30696), (6395, 27936), (6984, 25580), (7674, 23280), (7760, 23022), (8730, 20464), (9312, 19185), (10232, 17460), (11511, 15520), (11640, 15348), (12790, 13968)]