19127680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 192

約数和(自身を含む): 56977200

約数和(自身を除く): 37849520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 32, 38, 40, 44, 52, 55, 64, 65, 76, 80, 88, 95, 104, 110, 121, 128, 130, 143, 152, 160, 176, 190, 208, 209, 220, 242, 247, 260, 286, 304, 320, 352, 380, 416, 418, 440, 484, 494, 520, 572, 605, 608, 640, 704, 715, 760, 832, 836, 880, 968, 988, 1040, 1045, 1144, 1210, 1216, 1235, 1408, 1430, 1520, 1573, 1664, 1672, 1760, 1936, 1976, 2080, 2090, 2288, 2299, 2420, 2432, 2470, 2717, 2860, 3040, 3146, 3344, 3520, 3872, 3952, 4160, 4180, 4576, 4598, 4840, 4940, 5434, 5720, 6080, 6292, 6688, 7040, 7744, 7865, 7904, 8320, 8360, 9152, 9196, 9680, 9880, 10868, 11440, 11495, 12160, 12584, 13376, 13585, 15488, 15730, 15808, 16720, 18304, 18392, 19360, 19760, 21736, 22880, 22990, 25168, 26752, 27170, 29887, 31460, 31616, 33440, 36784, 38720, 39520, 43472, 45760, 45980, 50336, 54340, 59774, 62920, 66880, 73568, 77440, 79040, 86944, 91520, 91960, 100672, 108680, 119548, 125840, 133760, 147136, 149435, 158080, 173888, 183920, 201344, 217360, 239096, 251680, 294272, 298870, 347776, 367840, 434720, 478192, 503360, 597740, 735680, 869440, 956384, 1006720, 1195480, 1471360, 1738880, 1912768, 2390960, 3825536, 4781920, 9563840, 19127680]

約数ペア:

[(1, 19127680), (2, 9563840), (4, 4781920), (5, 3825536), (8, 2390960), (10, 1912768), (11, 1738880), (13, 1471360), (16, 1195480), (19, 1006720), (20, 956384), (22, 869440), (26, 735680), (32, 597740), (38, 503360), (40, 478192), (44, 434720), (52, 367840), (55, 347776), (64, 298870), (65, 294272), (76, 251680), (80, 239096), (88, 217360), (95, 201344), (104, 183920), (110, 173888), (121, 158080), (128, 149435), (130, 147136), (143, 133760), (152, 125840), (160, 119548), (176, 108680), (190, 100672), (208, 91960), (209, 91520), (220, 86944), (242, 79040), (247, 77440), (260, 73568), (286, 66880), (304, 62920), (320, 59774), (352, 54340), (380, 50336), (416, 45980), (418, 45760), (440, 43472), (484, 39520), (494, 38720), (520, 36784), (572, 33440), (605, 31616), (608, 31460), (640, 29887), (704, 27170), (715, 26752), (760, 25168), (832, 22990), (836, 22880), (880, 21736), (968, 19760), (988, 19360), (1040, 18392), (1045, 18304), (1144, 16720), (1210, 15808), (1216, 15730), (1235, 15488), (1408, 13585), (1430, 13376), (1520, 12584), (1573, 12160), (1664, 11495), (1672, 11440), (1760, 10868), (1936, 9880), (1976, 9680), (2080, 9196), (2090, 9152), (2288, 8360), (2299, 8320), (2420, 7904), (2432, 7865), (2470, 7744), (2717, 7040), (2860, 6688), (3040, 6292), (3146, 6080), (3344, 5720), (3520, 5434), (3872, 4940), (3952, 4840), (4160, 4598), (4180, 4576)]