220190960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:124

約数の個数: 180

約数和(自身を含む): 601925016

約数和(自身を除く): 381734056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 43, 44, 46, 55, 80, 86, 88, 92, 110, 115, 121, 172, 176, 184, 215, 220, 230, 242, 253, 344, 368, 430, 440, 460, 473, 484, 506, 529, 605, 688, 860, 880, 920, 946, 968, 989, 1012, 1058, 1210, 1265, 1720, 1840, 1892, 1936, 1978, 2024, 2116, 2365, 2420, 2530, 2645, 2783, 3440, 3784, 3956, 4048, 4232, 4730, 4840, 4945, 5060, 5203, 5290, 5566, 5819, 7568, 7912, 8464, 9460, 9680, 9890, 10120, 10406, 10580, 10879, 11132, 11638, 13915, 15824, 18920, 19780, 20240, 20812, 21160, 21758, 22264, 22747, 23276, 26015, 27830, 29095, 37840, 39560, 41624, 42320, 43516, 44528, 45494, 46552, 52030, 54395, 55660, 58190, 64009, 79120, 83248, 87032, 90988, 93104, 104060, 108790, 111320, 113735, 116380, 119669, 128018, 174064, 181976, 208120, 217580, 222640, 227470, 232760, 239338, 250217, 256036, 320045, 363952, 416240, 435160, 454940, 465520, 478676, 500434, 512072, 598345, 640090, 870320, 909880, 957352, 1000868, 1024144, 1196690, 1251085, 1280180, 1819760, 1914704, 2001736, 2393380, 2502170, 2560360, 2752387, 4003472, 4786760, 5004340, 5120720, 5504774, 9573520, 10008680, 11009548, 13761935, 20017360, 22019096, 27523870, 44038192, 55047740, 110095480, 220190960]

約数ペア:

[(1, 220190960), (2, 110095480), (4, 55047740), (5, 44038192), (8, 27523870), (10, 22019096), (11, 20017360), (16, 13761935), (20, 11009548), (22, 10008680), (23, 9573520), (40, 5504774), (43, 5120720), (44, 5004340), (46, 4786760), (55, 4003472), (80, 2752387), (86, 2560360), (88, 2502170), (92, 2393380), (110, 2001736), (115, 1914704), (121, 1819760), (172, 1280180), (176, 1251085), (184, 1196690), (215, 1024144), (220, 1000868), (230, 957352), (242, 909880), (253, 870320), (344, 640090), (368, 598345), (430, 512072), (440, 500434), (460, 478676), (473, 465520), (484, 454940), (506, 435160), (529, 416240), (605, 363952), (688, 320045), (860, 256036), (880, 250217), (920, 239338), (946, 232760), (968, 227470), (989, 222640), (1012, 217580), (1058, 208120), (1210, 181976), (1265, 174064), (1720, 128018), (1840, 119669), (1892, 116380), (1936, 113735), (1978, 111320), (2024, 108790), (2116, 104060), (2365, 93104), (2420, 90988), (2530, 87032), (2645, 83248), (2783, 79120), (3440, 64009), (3784, 58190), (3956, 55660), (4048, 54395), (4232, 52030), (4730, 46552), (4840, 45494), (4945, 44528), (5060, 43516), (5203, 42320), (5290, 41624), (5566, 39560), (5819, 37840), (7568, 29095), (7912, 27830), (8464, 26015), (9460, 23276), (9680, 22747), (9890, 22264), (10120, 21758), (10406, 21160), (10580, 20812), (10879, 20240), (11132, 19780), (11638, 18920), (13915, 15824)]