17738640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:437

約数の個数: 120

約数和(自身を含む): 60585408

約数和(自身を除く): 42846768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 347, 355, 360, 426, 568, 639, 694, 710, 720, 852, 1041, 1065, 1136, 1278, 1388, 1420, 1704, 1735, 2082, 2130, 2556, 2776, 2840, 3123, 3195, 3408, 3470, 4164, 4260, 5112, 5205, 5552, 5680, 6246, 6390, 6940, 8328, 8520, 10224, 10410, 12492, 12780, 13880, 15615, 16656, 17040, 20820, 24637, 24984, 25560, 27760, 31230, 41640, 49274, 49968, 51120, 62460, 73911, 83280, 98548, 123185, 124920, 147822, 197096, 221733, 246370, 249840, 295644, 369555, 394192, 443466, 492740, 591288, 739110, 886932, 985480, 1108665, 1182576, 1478220, 1773864, 1970960, 2217330, 2956440, 3547728, 4434660, 5912880, 8869320, 17738640]

約数ペア:

[(1, 17738640), (2, 8869320), (3, 5912880), (4, 4434660), (5, 3547728), (6, 2956440), (8, 2217330), (9, 1970960), (10, 1773864), (12, 1478220), (15, 1182576), (16, 1108665), (18, 985480), (20, 886932), (24, 739110), (30, 591288), (36, 492740), (40, 443466), (45, 394192), (48, 369555), (60, 295644), (71, 249840), (72, 246370), (80, 221733), (90, 197096), (120, 147822), (142, 124920), (144, 123185), (180, 98548), (213, 83280), (240, 73911), (284, 62460), (347, 51120), (355, 49968), (360, 49274), (426, 41640), (568, 31230), (639, 27760), (694, 25560), (710, 24984), (720, 24637), (852, 20820), (1041, 17040), (1065, 16656), (1136, 15615), (1278, 13880), (1388, 12780), (1420, 12492), (1704, 10410), (1735, 10224), (2082, 8520), (2130, 8328), (2556, 6940), (2776, 6390), (2840, 6246), (3123, 5680), (3195, 5552), (3408, 5205), (3470, 5112), (4164, 4260)]