222255440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 160

約数和(自身を含む): 599961600

約数和(自身を除く): 377706160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 79, 80, 88, 92, 110, 115, 139, 158, 176, 184, 220, 230, 253, 278, 316, 368, 395, 440, 460, 506, 556, 632, 695, 790, 869, 880, 920, 1012, 1112, 1264, 1265, 1390, 1529, 1580, 1738, 1817, 1840, 2024, 2224, 2530, 2780, 3058, 3160, 3197, 3476, 3634, 4048, 4345, 5060, 5560, 6116, 6320, 6394, 6952, 7268, 7645, 8690, 9085, 10120, 10981, 11120, 12232, 12788, 13904, 14536, 15290, 15985, 17380, 18170, 19987, 20240, 21962, 24464, 25576, 29072, 30580, 31970, 34760, 35167, 36340, 39974, 43924, 51152, 54905, 61160, 63940, 69520, 70334, 72680, 79948, 87848, 99935, 109810, 120791, 122320, 127880, 140668, 145360, 159896, 175696, 175835, 199870, 219620, 241582, 252563, 255760, 281336, 319792, 351670, 399740, 439240, 483164, 505126, 562672, 603955, 703340, 799480, 878480, 966328, 1010252, 1207910, 1262815, 1406680, 1598960, 1932656, 2020504, 2415820, 2525630, 2778193, 2813360, 4041008, 4831640, 5051260, 5556386, 9663280, 10102520, 11112772, 13890965, 20205040, 22225544, 27781930, 44451088, 55563860, 111127720, 222255440]

約数ペア:

[(1, 222255440), (2, 111127720), (4, 55563860), (5, 44451088), (8, 27781930), (10, 22225544), (11, 20205040), (16, 13890965), (20, 11112772), (22, 10102520), (23, 9663280), (40, 5556386), (44, 5051260), (46, 4831640), (55, 4041008), (79, 2813360), (80, 2778193), (88, 2525630), (92, 2415820), (110, 2020504), (115, 1932656), (139, 1598960), (158, 1406680), (176, 1262815), (184, 1207910), (220, 1010252), (230, 966328), (253, 878480), (278, 799480), (316, 703340), (368, 603955), (395, 562672), (440, 505126), (460, 483164), (506, 439240), (556, 399740), (632, 351670), (695, 319792), (790, 281336), (869, 255760), (880, 252563), (920, 241582), (1012, 219620), (1112, 199870), (1264, 175835), (1265, 175696), (1390, 159896), (1529, 145360), (1580, 140668), (1738, 127880), (1817, 122320), (1840, 120791), (2024, 109810), (2224, 99935), (2530, 87848), (2780, 79948), (3058, 72680), (3160, 70334), (3197, 69520), (3476, 63940), (3634, 61160), (4048, 54905), (4345, 51152), (5060, 43924), (5560, 39974), (6116, 36340), (6320, 35167), (6394, 34760), (6952, 31970), (7268, 30580), (7645, 29072), (8690, 25576), (9085, 24464), (10120, 21962), (10981, 20240), (11120, 19987), (12232, 18170), (12788, 17380), (13904, 15985), (14536, 15290)]