91018480

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:172

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 166107920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 107, 112, 124, 140, 155, 196, 214, 217, 245, 248, 280, 310, 343, 392, 428, 434, 490, 496, 535, 560, 620, 686, 749, 784, 856, 868, 980, 1070, 1085, 1240, 1372, 1498, 1519, 1712, 1715, 1736, 1960, 2140, 2170, 2480, 2744, 2996, 3038, 3317, 3430, 3472, 3745, 3920, 4280, 4340, 5243, 5488, 5992, 6076, 6634, 6860, 7490, 7595, 8560, 8680, 10486, 10633, 11984, 12152, 13268, 13720, 14980, 15190, 16585, 17360, 20972, 21266, 23219, 24304, 26215, 26536, 27440, 29960, 30380, 33170, 36701, 41944, 42532, 46438, 52430, 53072, 53165, 59920, 60760, 66340, 73402, 83888, 85064, 92876, 104860, 106330, 116095, 121520, 132680, 146804, 162533, 170128, 183505, 185752, 209720, 212660, 232190, 265360, 293608, 325066, 367010, 371504, 419440, 425320, 464380, 587216, 650132, 734020, 812665, 850640, 928760, 1137731, 1300264, 1468040, 1625330, 1857520, 2275462, 2600528, 2936080, 3250660, 4550924, 5688655, 6501320, 9101848, 11377310, 13002640, 18203696, 22754620, 45509240, 91018480]

約数ペア:

[(1, 91018480), (2, 45509240), (4, 22754620), (5, 18203696), (7, 13002640), (8, 11377310), (10, 9101848), (14, 6501320), (16, 5688655), (20, 4550924), (28, 3250660), (31, 2936080), (35, 2600528), (40, 2275462), (49, 1857520), (56, 1625330), (62, 1468040), (70, 1300264), (80, 1137731), (98, 928760), (107, 850640), (112, 812665), (124, 734020), (140, 650132), (155, 587216), (196, 464380), (214, 425320), (217, 419440), (245, 371504), (248, 367010), (280, 325066), (310, 293608), (343, 265360), (392, 232190), (428, 212660), (434, 209720), (490, 185752), (496, 183505), (535, 170128), (560, 162533), (620, 146804), (686, 132680), (749, 121520), (784, 116095), (856, 106330), (868, 104860), (980, 92876), (1070, 85064), (1085, 83888), (1240, 73402), (1372, 66340), (1498, 60760), (1519, 59920), (1712, 53165), (1715, 53072), (1736, 52430), (1960, 46438), (2140, 42532), (2170, 41944), (2480, 36701), (2744, 33170), (2996, 30380), (3038, 29960), (3317, 27440), (3430, 26536), (3472, 26215), (3745, 24304), (3920, 23219), (4280, 21266), (4340, 20972), (5243, 17360), (5488, 16585), (5992, 15190), (6076, 14980), (6634, 13720), (6860, 13268), (7490, 12152), (7595, 11984), (8560, 10633), (8680, 10486)]