21975450.000000000

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 168

約数和(自身を含む): 301605696

約数和(自身を除く): 190595456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 61, 64, 80, 88, 94, 110, 121, 122, 160, 176, 188, 220, 235, 242, 244, 305, 320, 352, 376, 440, 470, 484, 488, 517, 605, 610, 671, 704, 752, 880, 940, 968, 976, 1034, 1210, 1220, 1342, 1504, 1760, 1880, 1936, 1952, 2068, 2420, 2440, 2585, 2684, 2867, 3008, 3355, 3520, 3760, 3872, 3904, 4136, 4840, 4880, 5170, 5368, 5687, 5734, 6710, 7381, 7520, 7744, 8272, 9680, 9760, 10340, 10736, 11374, 11468, 13420, 14335, 14762, 15040, 16544, 19360, 19520, 20680, 21472, 22748, 22936, 26840, 28435, 28670, 29524, 31537, 33088, 36905, 38720, 41360, 42944, 45496, 45872, 53680, 56870, 57340, 59048, 63074, 73810, 82720, 90992, 91744, 107360, 113740, 114680, 118096, 126148, 147620, 157685, 165440, 181984, 183488, 214720, 227480, 229360, 236192, 252296, 295240, 315370, 346907, 363968, 454960, 458720, 472384, 504592, 590480, 630740, 693814, 909920, 917440, 1009184, 1180960, 1261480, 1387628, 1734535, 1819840, 2018368, 2361920, 2522960, 2775256, 3469070, 5045920, 5550512, 6938140, 10091840, 11101024, 13876280, 22202048, 27752560, 55505120, 111010240]

約数ペア:

[(1, 111010240), (2, 55505120), (4, 27752560), (5, 22202048), (8, 13876280), (10, 11101024), (11, 10091840), (16, 6938140), (20, 5550512), (22, 5045920), (32, 3469070), (40, 2775256), (44, 2522960), (47, 2361920), (55, 2018368), (61, 1819840), (64, 1734535), (80, 1387628), (88, 1261480), (94, 1180960), (110, 1009184), (121, 917440), (122, 909920), (160, 693814), (176, 630740), (188, 590480), (220, 504592), (235, 472384), (242, 458720), (244, 454960), (305, 363968), (320, 346907), (352, 315370), (376, 295240), (440, 252296), (470, 236192), (484, 229360), (488, 227480), (517, 214720), (605, 183488), (610, 181984), (671, 165440), (704, 157685), (752, 147620), (880, 126148), (940, 118096), (968, 114680), (976, 113740), (1034, 107360), (1210, 91744), (1220, 90992), (1342, 82720), (1504, 73810), (1760, 63074), (1880, 59048), (1936, 57340), (1952, 56870), (2068, 53680), (2420, 45872), (2440, 45496), (2585, 42944), (2684, 41360), (2867, 38720), (3008, 36905), (3355, 33088), (3520, 31537), (3760, 29524), (3872, 28670), (3904, 28435), (4136, 26840), (4840, 22936), (4880, 22748), (5170, 21472), (5368, 20680), (5687, 19520), (5734, 19360), (6710, 16544), (7381, 15040), (7520, 14762), (7744, 14335), (8272, 13420), (9680, 11468), (9760, 11374), (10340, 10736)]