64770160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 199487232

約数和(自身を除く): 134717072

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 41, 49, 52, 56, 62, 65, 70, 80, 82, 91, 98, 104, 112, 124, 130, 140, 155, 164, 182, 196, 205, 208, 217, 245, 248, 260, 280, 287, 310, 328, 364, 392, 403, 410, 434, 455, 490, 496, 520, 533, 560, 574, 620, 637, 656, 728, 784, 806, 820, 868, 910, 980, 1040, 1066, 1085, 1148, 1240, 1271, 1274, 1435, 1456, 1519, 1612, 1640, 1736, 1820, 1960, 2009, 2015, 2132, 2170, 2296, 2480, 2542, 2548, 2665, 2821, 2870, 3038, 3185, 3224, 3280, 3472, 3640, 3731, 3920, 4018, 4030, 4264, 4340, 4592, 5084, 5096, 5330, 5642, 5740, 6076, 6355, 6370, 6448, 7280, 7462, 7595, 8036, 8060, 8528, 8680, 8897, 10045, 10168, 10192, 10660, 11284, 11480, 12152, 12710, 12740, 14105, 14924, 15190, 16072, 16120, 16523, 17360, 17794, 18655, 19747, 20090, 20336, 21320, 22568, 22960, 24304, 25420, 25480, 26117, 28210, 29848, 30380, 32144, 32240, 33046, 35588, 37310, 39494, 40180, 42640, 44485, 45136, 50840, 50960, 52234, 56420, 59696, 60760, 62279, 66092, 71176, 74620, 78988, 80360, 82615, 88970, 98735, 101680, 104468, 112840, 115661, 121520, 124558, 130585, 132184, 142352, 149240, 157976, 160720, 165230, 177940, 197470, 208936, 225680, 231322, 249116, 261170, 264368, 298480, 311395, 315952, 330460, 355880, 394940, 417872, 462644, 498232, 522340, 578305, 622790, 660920, 711760, 789880, 809627, 925288, 996464, 1044680, 1156610, 1245580, 1321840, 1579760, 1619254, 1850576, 2089360, 2313220, 2491160, 3238508, 4048135, 4626440, 4982320, 6477016, 8096270, 9252880, 12954032, 16192540, 32385080, 64770160]

約数ペア:

[(1, 64770160), (2, 32385080), (4, 16192540), (5, 12954032), (7, 9252880), (8, 8096270), (10, 6477016), (13, 4982320), (14, 4626440), (16, 4048135), (20, 3238508), (26, 2491160), (28, 2313220), (31, 2089360), (35, 1850576), (40, 1619254), (41, 1579760), (49, 1321840), (52, 1245580), (56, 1156610), (62, 1044680), (65, 996464), (70, 925288), (80, 809627), (82, 789880), (91, 711760), (98, 660920), (104, 622790), (112, 578305), (124, 522340), (130, 498232), (140, 462644), (155, 417872), (164, 394940), (182, 355880), (196, 330460), (205, 315952), (208, 311395), (217, 298480), (245, 264368), (248, 261170), (260, 249116), (280, 231322), (287, 225680), (310, 208936), (328, 197470), (364, 177940), (392, 165230), (403, 160720), (410, 157976), (434, 149240), (455, 142352), (490, 132184), (496, 130585), (520, 124558), (533, 121520), (560, 115661), (574, 112840), (620, 104468), (637, 101680), (656, 98735), (728, 88970), (784, 82615), (806, 80360), (820, 78988), (868, 74620), (910, 71176), (980, 66092), (1040, 62279), (1066, 60760), (1085, 59696), (1148, 56420), (1240, 52234), (1271, 50960), (1274, 50840), (1435, 45136), (1456, 44485), (1519, 42640), (1612, 40180), (1640, 39494), (1736, 37310), (1820, 35588), (1960, 33046), (2009, 32240), (2015, 32144), (2132, 30380), (2170, 29848), (2296, 28210), (2480, 26117), (2542, 25480), (2548, 25420), (2665, 24304), (2821, 22960), (2870, 22568), (3038, 21320), (3185, 20336), (3224, 20090), (3280, 19747), (3472, 18655), (3640, 17794), (3731, 17360), (3920, 16523), (4018, 16120), (4030, 16072), (4264, 15190), (4340, 14924), (4592, 14105), (5084, 12740), (5096, 12710), (5330, 12152), (5642, 11480), (5740, 11284), (6076, 10660), (6355, 10192), (6370, 10168), (6448, 10045), (7280, 8897), (7462, 8680), (7595, 8528), (8036, 8060)]