157416160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 419888448

約数和(自身を除く): 262472288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 80, 88, 94, 110, 121, 160, 173, 176, 188, 220, 235, 242, 346, 352, 376, 440, 470, 484, 517, 605, 692, 752, 865, 880, 940, 968, 1034, 1210, 1384, 1504, 1730, 1760, 1880, 1903, 1936, 2068, 2420, 2585, 2768, 3460, 3760, 3806, 3872, 4136, 4840, 5170, 5536, 5687, 6920, 7520, 7612, 8131, 8272, 9515, 9680, 10340, 11374, 13840, 15224, 16262, 16544, 19030, 19360, 20680, 20933, 22748, 27680, 28435, 30448, 32524, 38060, 40655, 41360, 41866, 45496, 56870, 60896, 65048, 76120, 81310, 82720, 83732, 89441, 90992, 104665, 113740, 130096, 152240, 162620, 167464, 178882, 181984, 209330, 227480, 260192, 304480, 325240, 334928, 357764, 418660, 447205, 454960, 650480, 669856, 715528, 837320, 894410, 909920, 983851, 1300960, 1431056, 1674640, 1788820, 1967702, 2862112, 3349280, 3577640, 3935404, 4919255, 7155280, 7870808, 9838510, 14310560, 15741616, 19677020, 31483232, 39354040, 78708080, 157416160]

約数ペア:

[(1, 157416160), (2, 78708080), (4, 39354040), (5, 31483232), (8, 19677020), (10, 15741616), (11, 14310560), (16, 9838510), (20, 7870808), (22, 7155280), (32, 4919255), (40, 3935404), (44, 3577640), (47, 3349280), (55, 2862112), (80, 1967702), (88, 1788820), (94, 1674640), (110, 1431056), (121, 1300960), (160, 983851), (173, 909920), (176, 894410), (188, 837320), (220, 715528), (235, 669856), (242, 650480), (346, 454960), (352, 447205), (376, 418660), (440, 357764), (470, 334928), (484, 325240), (517, 304480), (605, 260192), (692, 227480), (752, 209330), (865, 181984), (880, 178882), (940, 167464), (968, 162620), (1034, 152240), (1210, 130096), (1384, 113740), (1504, 104665), (1730, 90992), (1760, 89441), (1880, 83732), (1903, 82720), (1936, 81310), (2068, 76120), (2420, 65048), (2585, 60896), (2768, 56870), (3460, 45496), (3760, 41866), (3806, 41360), (3872, 40655), (4136, 38060), (4840, 32524), (5170, 30448), (5536, 28435), (5687, 27680), (6920, 22748), (7520, 20933), (7612, 20680), (8131, 19360), (8272, 19030), (9515, 16544), (9680, 16262), (10340, 15224), (11374, 13840)]