82379440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:435

約数の個数: 160

約数和(自身を含む): 237484800

約数和(自身を除く): 155105360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 176, 190, 208, 209, 220, 247, 260, 286, 304, 379, 380, 418, 440, 494, 520, 572, 715, 758, 760, 836, 880, 988, 1040, 1045, 1144, 1235, 1430, 1516, 1520, 1672, 1895, 1976, 2090, 2288, 2470, 2717, 2860, 3032, 3344, 3790, 3952, 4169, 4180, 4927, 4940, 5434, 5720, 6064, 7201, 7580, 8338, 8360, 9854, 9880, 10868, 11440, 13585, 14402, 15160, 16676, 16720, 19708, 19760, 20845, 21736, 24635, 27170, 28804, 30320, 33352, 36005, 39416, 41690, 43472, 49270, 54197, 54340, 57608, 66704, 72010, 78832, 79211, 83380, 93613, 98540, 108394, 108680, 115216, 144020, 158422, 166760, 187226, 197080, 216788, 217360, 270985, 288040, 316844, 333520, 374452, 394160, 396055, 433576, 468065, 541970, 576080, 633688, 748904, 792110, 867152, 936130, 1029743, 1083940, 1267376, 1497808, 1584220, 1872260, 2059486, 2167880, 3168440, 3744520, 4118972, 4335760, 5148715, 6336880, 7489040, 8237944, 10297430, 16475888, 20594860, 41189720, 82379440]

約数ペア:

[(1, 82379440), (2, 41189720), (4, 20594860), (5, 16475888), (8, 10297430), (10, 8237944), (11, 7489040), (13, 6336880), (16, 5148715), (19, 4335760), (20, 4118972), (22, 3744520), (26, 3168440), (38, 2167880), (40, 2059486), (44, 1872260), (52, 1584220), (55, 1497808), (65, 1267376), (76, 1083940), (80, 1029743), (88, 936130), (95, 867152), (104, 792110), (110, 748904), (130, 633688), (143, 576080), (152, 541970), (176, 468065), (190, 433576), (208, 396055), (209, 394160), (220, 374452), (247, 333520), (260, 316844), (286, 288040), (304, 270985), (379, 217360), (380, 216788), (418, 197080), (440, 187226), (494, 166760), (520, 158422), (572, 144020), (715, 115216), (758, 108680), (760, 108394), (836, 98540), (880, 93613), (988, 83380), (1040, 79211), (1045, 78832), (1144, 72010), (1235, 66704), (1430, 57608), (1516, 54340), (1520, 54197), (1672, 49270), (1895, 43472), (1976, 41690), (2090, 39416), (2288, 36005), (2470, 33352), (2717, 30320), (2860, 28804), (3032, 27170), (3344, 24635), (3790, 21736), (3952, 20845), (4169, 19760), (4180, 19708), (4927, 16720), (4940, 16676), (5434, 15160), (5720, 14402), (6064, 13585), (7201, 11440), (7580, 10868), (8338, 9880), (8360, 9854)]