289339120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2439

約数の個数: 120

約数和(自身を含む): 808126848

約数和(自身を除く): 518787728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2381, 2480, 3038, 3472, 3920, 4340, 4762, 6076, 7595, 8680, 9524, 11905, 12152, 15190, 16667, 17360, 19048, 23810, 24304, 30380, 33334, 38096, 47620, 60760, 66668, 73811, 83335, 95240, 116669, 121520, 133336, 147622, 166670, 190480, 233338, 266672, 295244, 333340, 369055, 466676, 516677, 583345, 590488, 666680, 738110, 933352, 1033354, 1166690, 1180976, 1333360, 1476220, 1866704, 2066708, 2333380, 2583385, 2952440, 3616739, 4133416, 4666760, 5166770, 5904880, 7233478, 8266832, 9333520, 10333540, 14466956, 18083695, 20667080, 28933912, 36167390, 41334160, 57867824, 72334780, 144669560, 289339120]

約数ペア:

[(1, 289339120), (2, 144669560), (4, 72334780), (5, 57867824), (7, 41334160), (8, 36167390), (10, 28933912), (14, 20667080), (16, 18083695), (20, 14466956), (28, 10333540), (31, 9333520), (35, 8266832), (40, 7233478), (49, 5904880), (56, 5166770), (62, 4666760), (70, 4133416), (80, 3616739), (98, 2952440), (112, 2583385), (124, 2333380), (140, 2066708), (155, 1866704), (196, 1476220), (217, 1333360), (245, 1180976), (248, 1166690), (280, 1033354), (310, 933352), (392, 738110), (434, 666680), (490, 590488), (496, 583345), (560, 516677), (620, 466676), (784, 369055), (868, 333340), (980, 295244), (1085, 266672), (1240, 233338), (1519, 190480), (1736, 166670), (1960, 147622), (2170, 133336), (2381, 121520), (2480, 116669), (3038, 95240), (3472, 83335), (3920, 73811), (4340, 66668), (4762, 60760), (6076, 47620), (7595, 38096), (8680, 33334), (9524, 30380), (11905, 24304), (12152, 23810), (15190, 19048), (16667, 17360)]