679406560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4561}}^1$

素因数の和:4609

約数の個数: 144

約数和(自身を含む): 1965857040

約数和(自身を除く): 1286450480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1330, 1520, 1568, 1862, 1960, 2128, 2660, 3040, 3724, 3920, 4256, 4561, 4655, 5320, 7448, 7840, 9122, 9310, 10640, 14896, 18244, 18620, 21280, 22805, 29792, 31927, 36488, 37240, 45610, 63854, 72976, 74480, 86659, 91220, 127708, 145952, 148960, 159635, 173318, 182440, 223489, 255416, 319270, 346636, 364880, 433295, 446978, 510832, 606613, 638540, 693272, 729760, 866590, 893956, 1021664, 1117445, 1213226, 1277080, 1386544, 1733180, 1787912, 2234890, 2426452, 2554160, 2773088, 3033065, 3466360, 3575824, 4246291, 4469780, 4852904, 5108320, 6066130, 6932720, 7151648, 8492582, 8939560, 9705808, 12132260, 13865440, 16985164, 17879120, 19411616, 21231455, 24264520, 33970328, 35758240, 42462910, 48529040, 67940656, 84925820, 97058080, 135881312, 169851640, 339703280, 679406560]

約数ペア:

[(1, 679406560), (2, 339703280), (4, 169851640), (5, 135881312), (7, 97058080), (8, 84925820), (10, 67940656), (14, 48529040), (16, 42462910), (19, 35758240), (20, 33970328), (28, 24264520), (32, 21231455), (35, 19411616), (38, 17879120), (40, 16985164), (49, 13865440), (56, 12132260), (70, 9705808), (76, 8939560), (80, 8492582), (95, 7151648), (98, 6932720), (112, 6066130), (133, 5108320), (140, 4852904), (152, 4469780), (160, 4246291), (190, 3575824), (196, 3466360), (224, 3033065), (245, 2773088), (266, 2554160), (280, 2426452), (304, 2234890), (380, 1787912), (392, 1733180), (490, 1386544), (532, 1277080), (560, 1213226), (608, 1117445), (665, 1021664), (760, 893956), (784, 866590), (931, 729760), (980, 693272), (1064, 638540), (1120, 606613), (1330, 510832), (1520, 446978), (1568, 433295), (1862, 364880), (1960, 346636), (2128, 319270), (2660, 255416), (3040, 223489), (3724, 182440), (3920, 173318), (4256, 159635), (4561, 148960), (4655, 145952), (5320, 127708), (7448, 91220), (7840, 86659), (9122, 74480), (9310, 72976), (10640, 63854), (14896, 45610), (18244, 37240), (18620, 36488), (21280, 31927), (22805, 29792)]