393846320

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:528

約数の個数: 160

約数和(自身を含む): 1104691200

約数和(自身を除く): 710844880

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, 343, 392, 434, 463, 490, 496, 560, 620, 686, 784, 868, 926, 980, 1085, 1240, 1372, 1519, 1715, 1736, 1852, 1960, 2170, 2315, 2480, 2744, 3038, 3241, 3430, 3472, 3704, 3920, 4340, 4630, 5488, 6076, 6482, 6860, 7408, 7595, 8680, 9260, 10633, 12152, 12964, 13720, 14353, 15190, 16205, 17360, 18520, 21266, 22687, 24304, 25928, 27440, 28706, 30380, 32410, 37040, 42532, 45374, 51856, 53165, 57412, 60760, 64820, 71765, 85064, 90748, 100471, 106330, 113435, 114824, 121520, 129640, 143530, 158809, 170128, 181496, 200942, 212660, 226870, 229648, 259280, 287060, 317618, 362992, 401884, 425320, 453740, 502355, 574120, 635236, 703297, 794045, 803768, 850640, 907480, 1004710, 1148240, 1270472, 1406594, 1588090, 1607536, 1814960, 2009420, 2540944, 2813188, 3176180, 3516485, 4018840, 4923079, 5626376, 6352360, 7032970, 8037680, 9846158, 11252752, 12704720, 14065940, 19692316, 24615395, 28131880, 39384632, 49230790, 56263760, 78769264, 98461580, 196923160, 393846320]

約数ペア:

[(1, 393846320), (2, 196923160), (4, 98461580), (5, 78769264), (7, 56263760), (8, 49230790), (10, 39384632), (14, 28131880), (16, 24615395), (20, 19692316), (28, 14065940), (31, 12704720), (35, 11252752), (40, 9846158), (49, 8037680), (56, 7032970), (62, 6352360), (70, 5626376), (80, 4923079), (98, 4018840), (112, 3516485), (124, 3176180), (140, 2813188), (155, 2540944), (196, 2009420), (217, 1814960), (245, 1607536), (248, 1588090), (280, 1406594), (310, 1270472), (343, 1148240), (392, 1004710), (434, 907480), (463, 850640), (490, 803768), (496, 794045), (560, 703297), (620, 635236), (686, 574120), (784, 502355), (868, 453740), (926, 425320), (980, 401884), (1085, 362992), (1240, 317618), (1372, 287060), (1519, 259280), (1715, 229648), (1736, 226870), (1852, 212660), (1960, 200942), (2170, 181496), (2315, 170128), (2480, 158809), (2744, 143530), (3038, 129640), (3241, 121520), (3430, 114824), (3472, 113435), (3704, 106330), (3920, 100471), (4340, 90748), (4630, 85064), (5488, 71765), (6076, 64820), (6482, 60760), (6860, 57412), (7408, 53165), (7595, 51856), (8680, 45374), (9260, 42532), (10633, 37040), (12152, 32410), (12964, 30380), (13720, 28706), (14353, 27440), (15190, 25928), (16205, 24304), (17360, 22687), (18520, 21266)]