128507040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 455051520

約数和(自身を除く): 326544480

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, 72, 80, 90, 96, 108, 120, 135, 144, 151, 160, 180, 197, 216, 240, 270, 288, 302, 360, 394, 432, 453, 480, 540, 591, 604, 720, 755, 788, 864, 906, 985, 1080, 1182, 1208, 1359, 1440, 1510, 1576, 1773, 1812, 1970, 2160, 2265, 2364, 2416, 2718, 2955, 3020, 3152, 3546, 3624, 3940, 4077, 4320, 4530, 4728, 4832, 5319, 5436, 5910, 6040, 6304, 6795, 7092, 7248, 7880, 8154, 8865, 9060, 9456, 10638, 10872, 11820, 12080, 13590, 14184, 14496, 15760, 16308, 17730, 18120, 18912, 20385, 21276, 21744, 23640, 24160, 26595, 27180, 28368, 29747, 31520, 32616, 35460, 36240, 40770, 42552, 43488, 47280, 53190, 54360, 56736, 59494, 65232, 70920, 72480, 81540, 85104, 89241, 94560, 106380, 108720, 118988, 130464, 141840, 148735, 163080, 170208, 178482, 212760, 217440, 237976, 267723, 283680, 297470, 326160, 356964, 425520, 446205, 475952, 535446, 594940, 652320, 713928, 803169, 851040, 892410, 951904, 1070892, 1189880, 1338615, 1427856, 1606338, 1784820, 2141784, 2379760, 2677230, 2855712, 3212676, 3569640, 4015845, 4283568, 4759520, 5354460, 6425352, 7139280, 8031690, 8567136, 10708920, 12850704, 14278560, 16063380, 21417840, 25701408, 32126760, 42835680, 64253520, 128507040]

約数ペア:

[(1, 128507040), (2, 64253520), (3, 42835680), (4, 32126760), (5, 25701408), (6, 21417840), (8, 16063380), (9, 14278560), (10, 12850704), (12, 10708920), (15, 8567136), (16, 8031690), (18, 7139280), (20, 6425352), (24, 5354460), (27, 4759520), (30, 4283568), (32, 4015845), (36, 3569640), (40, 3212676), (45, 2855712), (48, 2677230), (54, 2379760), (60, 2141784), (72, 1784820), (80, 1606338), (90, 1427856), (96, 1338615), (108, 1189880), (120, 1070892), (135, 951904), (144, 892410), (151, 851040), (160, 803169), (180, 713928), (197, 652320), (216, 594940), (240, 535446), (270, 475952), (288, 446205), (302, 425520), (360, 356964), (394, 326160), (432, 297470), (453, 283680), (480, 267723), (540, 237976), (591, 217440), (604, 212760), (720, 178482), (755, 170208), (788, 163080), (864, 148735), (906, 141840), (985, 130464), (1080, 118988), (1182, 108720), (1208, 106380), (1359, 94560), (1440, 89241), (1510, 85104), (1576, 81540), (1773, 72480), (1812, 70920), (1970, 65232), (2160, 59494), (2265, 56736), (2364, 54360), (2416, 53190), (2718, 47280), (2955, 43488), (3020, 42552), (3152, 40770), (3546, 36240), (3624, 35460), (3940, 32616), (4077, 31520), (4320, 29747), (4530, 28368), (4728, 27180), (4832, 26595), (5319, 24160), (5436, 23640), (5910, 21744), (6040, 21276), (6304, 20385), (6795, 18912), (7092, 18120), (7248, 17730), (7880, 16308), (8154, 15760), (8865, 14496), (9060, 14184), (9456, 13590), (10638, 12080), (10872, 11820)]