138637440

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 256

約数和(自身を含む): 502329600

約数和(自身を除く): 363692160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 71, 72, 80, 90, 96, 108, 113, 120, 128, 135, 142, 144, 160, 180, 192, 213, 216, 226, 240, 270, 284, 288, 320, 339, 355, 360, 384, 426, 432, 452, 480, 540, 565, 568, 576, 639, 640, 678, 710, 720, 852, 864, 904, 960, 1017, 1065, 1080, 1130, 1136, 1152, 1278, 1356, 1420, 1440, 1695, 1704, 1728, 1808, 1917, 1920, 2034, 2130, 2160, 2260, 2272, 2556, 2712, 2840, 2880, 3051, 3195, 3390, 3408, 3456, 3616, 3834, 4068, 4260, 4320, 4520, 4544, 5085, 5112, 5424, 5680, 5760, 6102, 6390, 6780, 6816, 7232, 7668, 8023, 8136, 8520, 8640, 9040, 9088, 9585, 10170, 10224, 10848, 11360, 12204, 12780, 13560, 13632, 14464, 15255, 15336, 16046, 16272, 17040, 17280, 18080, 19170, 20340, 20448, 21696, 22720, 24069, 24408, 25560, 27120, 27264, 30510, 30672, 32092, 32544, 34080, 36160, 38340, 40115, 40680, 40896, 43392, 45440, 48138, 48816, 51120, 54240, 61020, 61344, 64184, 65088, 68160, 72207, 72320, 76680, 80230, 81360, 81792, 96276, 97632, 102240, 108480, 120345, 122040, 122688, 128368, 130176, 136320, 144414, 153360, 160460, 162720, 192552, 195264, 204480, 216621, 216960, 240690, 244080, 245376, 256736, 288828, 306720, 320920, 325440, 361035, 385104, 390528, 408960, 433242, 481380, 488160, 513472, 577656, 613440, 641840, 650880, 722070, 770208, 866484, 962760, 976320, 1026944, 1083105, 1155312, 1226880, 1283680, 1444140, 1540416, 1732968, 1925520, 1952640, 2166210, 2310624, 2567360, 2888280, 3080832, 3465936, 3851040, 4332420, 4621248, 5134720, 5776560, 6931872, 7702080, 8664840, 9242496, 11553120, 13863744, 15404160, 17329680, 23106240, 27727488, 34659360, 46212480, 69318720, 138637440]

約数ペア:

[(1, 138637440), (2, 69318720), (3, 46212480), (4, 34659360), (5, 27727488), (6, 23106240), (8, 17329680), (9, 15404160), (10, 13863744), (12, 11553120), (15, 9242496), (16, 8664840), (18, 7702080), (20, 6931872), (24, 5776560), (27, 5134720), (30, 4621248), (32, 4332420), (36, 3851040), (40, 3465936), (45, 3080832), (48, 2888280), (54, 2567360), (60, 2310624), (64, 2166210), (71, 1952640), (72, 1925520), (80, 1732968), (90, 1540416), (96, 1444140), (108, 1283680), (113, 1226880), (120, 1155312), (128, 1083105), (135, 1026944), (142, 976320), (144, 962760), (160, 866484), (180, 770208), (192, 722070), (213, 650880), (216, 641840), (226, 613440), (240, 577656), (270, 513472), (284, 488160), (288, 481380), (320, 433242), (339, 408960), (355, 390528), (360, 385104), (384, 361035), (426, 325440), (432, 320920), (452, 306720), (480, 288828), (540, 256736), (565, 245376), (568, 244080), (576, 240690), (639, 216960), (640, 216621), (678, 204480), (710, 195264), (720, 192552), (852, 162720), (864, 160460), (904, 153360), (960, 144414), (1017, 136320), (1065, 130176), (1080, 128368), (1130, 122688), (1136, 122040), (1152, 120345), (1278, 108480), (1356, 102240), (1420, 97632), (1440, 96276), (1695, 81792), (1704, 81360), (1728, 80230), (1808, 76680), (1917, 72320), (1920, 72207), (2034, 68160), (2130, 65088), (2160, 64184), (2260, 61344), (2272, 61020), (2556, 54240), (2712, 51120), (2840, 48816), (2880, 48138), (3051, 45440), (3195, 43392), (3390, 40896), (3408, 40680), (3456, 40115), (3616, 38340), (3834, 36160), (4068, 34080), (4260, 32544), (4320, 32092), (4520, 30672), (4544, 30510), (5085, 27264), (5112, 27120), (5424, 25560), (5680, 24408), (5760, 24069), (6102, 22720), (6390, 21696), (6780, 20448), (6816, 20340), (7232, 19170), (7668, 18080), (8023, 17280), (8136, 17040), (8520, 16272), (8640, 16046), (9040, 15336), (9088, 15255), (9585, 14464), (10170, 13632), (10224, 13560), (10848, 12780), (11360, 12204)]