398664960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 288

約数和(自身を含む): 1398684672

約数和(自身を除く): 1000019712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 120, 124, 128, 136, 155, 160, 170, 186, 192, 197, 204, 240, 248, 255, 256, 272, 310, 320, 340, 372, 384, 394, 408, 465, 480, 496, 510, 527, 544, 591, 620, 640, 680, 744, 768, 788, 816, 930, 960, 985, 992, 1020, 1054, 1088, 1182, 1240, 1280, 1360, 1488, 1576, 1581, 1632, 1860, 1920, 1970, 1984, 2040, 2108, 2176, 2364, 2480, 2635, 2720, 2955, 2976, 3152, 3162, 3264, 3349, 3720, 3840, 3940, 3968, 4080, 4216, 4352, 4728, 4960, 5270, 5440, 5910, 5952, 6107, 6304, 6324, 6528, 6698, 7440, 7880, 7905, 7936, 8160, 8432, 9456, 9920, 10047, 10540, 10880, 11820, 11904, 12214, 12608, 12648, 13056, 13396, 14880, 15760, 15810, 16320, 16745, 16864, 18321, 18912, 19840, 20094, 21080, 21760, 23640, 23808, 24428, 25216, 25296, 26792, 29760, 30535, 31520, 31620, 32640, 33490, 33728, 36642, 37824, 39680, 40188, 42160, 47280, 48856, 50235, 50432, 50592, 53584, 59520, 61070, 63040, 63240, 65280, 66980, 67456, 73284, 75648, 80376, 84320, 91605, 94560, 97712, 100470, 101184, 103819, 107168, 119040, 122140, 126080, 126480, 133960, 134912, 146568, 151296, 160752, 168640, 183210, 189120, 195424, 200940, 202368, 207638, 214336, 244280, 252160, 252960, 267920, 293136, 311457, 321504, 337280, 366420, 378240, 390848, 401880, 404736, 415276, 428672, 488560, 505920, 519095, 535840, 586272, 622914, 643008, 674560, 732840, 756480, 781696, 803760, 830552, 857344, 977120, 1011840, 1038190, 1071680, 1172544, 1245828, 1286016, 1465680, 1557285, 1563392, 1607520, 1661104, 1954240, 2023680, 2076380, 2143360, 2345088, 2491656, 2572032, 2931360, 3114570, 3215040, 3322208, 3908480, 4152760, 4286720, 4690176, 4983312, 5862720, 6229140, 6430080, 6644416, 7816960, 8305520, 9966624, 11725440, 12458280, 12860160, 13288832, 16611040, 19933248, 23450880, 24916560, 26577664, 33222080, 39866496, 49833120, 66444160, 79732992, 99666240, 132888320, 199332480, 398664960]

約数ペア:

[(1, 398664960), (2, 199332480), (3, 132888320), (4, 99666240), (5, 79732992), (6, 66444160), (8, 49833120), (10, 39866496), (12, 33222080), (15, 26577664), (16, 24916560), (17, 23450880), (20, 19933248), (24, 16611040), (30, 13288832), (31, 12860160), (32, 12458280), (34, 11725440), (40, 9966624), (48, 8305520), (51, 7816960), (60, 6644416), (62, 6430080), (64, 6229140), (68, 5862720), (80, 4983312), (85, 4690176), (93, 4286720), (96, 4152760), (102, 3908480), (120, 3322208), (124, 3215040), (128, 3114570), (136, 2931360), (155, 2572032), (160, 2491656), (170, 2345088), (186, 2143360), (192, 2076380), (197, 2023680), (204, 1954240), (240, 1661104), (248, 1607520), (255, 1563392), (256, 1557285), (272, 1465680), (310, 1286016), (320, 1245828), (340, 1172544), (372, 1071680), (384, 1038190), (394, 1011840), (408, 977120), (465, 857344), (480, 830552), (496, 803760), (510, 781696), (527, 756480), (544, 732840), (591, 674560), (620, 643008), (640, 622914), (680, 586272), (744, 535840), (768, 519095), (788, 505920), (816, 488560), (930, 428672), (960, 415276), (985, 404736), (992, 401880), (1020, 390848), (1054, 378240), (1088, 366420), (1182, 337280), (1240, 321504), (1280, 311457), (1360, 293136), (1488, 267920), (1576, 252960), (1581, 252160), (1632, 244280), (1860, 214336), (1920, 207638), (1970, 202368), (1984, 200940), (2040, 195424), (2108, 189120), (2176, 183210), (2364, 168640), (2480, 160752), (2635, 151296), (2720, 146568), (2955, 134912), (2976, 133960), (3152, 126480), (3162, 126080), (3264, 122140), (3349, 119040), (3720, 107168), (3840, 103819), (3940, 101184), (3968, 100470), (4080, 97712), (4216, 94560), (4352, 91605), (4728, 84320), (4960, 80376), (5270, 75648), (5440, 73284), (5910, 67456), (5952, 66980), (6107, 65280), (6304, 63240), (6324, 63040), (6528, 61070), (6698, 59520), (7440, 53584), (7880, 50592), (7905, 50432), (7936, 50235), (8160, 48856), (8432, 47280), (9456, 42160), (9920, 40188), (10047, 39680), (10540, 37824), (10880, 36642), (11820, 33728), (11904, 33490), (12214, 32640), (12608, 31620), (12648, 31520), (13056, 30535), (13396, 29760), (14880, 26792), (15760, 25296), (15810, 25216), (16320, 24428), (16745, 23808), (16864, 23640), (18321, 21760), (18912, 21080), (19840, 20094)]