275895040

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 724066560

約数和(自身を除く): 448171520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 248, 256, 272, 310, 320, 340, 409, 496, 527, 544, 620, 640, 680, 818, 992, 1054, 1088, 1240, 1280, 1360, 1636, 1984, 2045, 2108, 2176, 2480, 2635, 2720, 3272, 3968, 4090, 4216, 4352, 4960, 5270, 5440, 6544, 6953, 7936, 8180, 8432, 9920, 10540, 10880, 12679, 13088, 13906, 16360, 16864, 19840, 21080, 21760, 25358, 26176, 27812, 32720, 33728, 34765, 39680, 42160, 50716, 52352, 55624, 63395, 65440, 67456, 69530, 84320, 101432, 104704, 111248, 126790, 130880, 134912, 139060, 168640, 202864, 215543, 222496, 253580, 261760, 278120, 337280, 405728, 431086, 444992, 507160, 523520, 556240, 674560, 811456, 862172, 889984, 1014320, 1077715, 1112480, 1622912, 1724344, 1779968, 2028640, 2155430, 2224960, 3245824, 3448688, 4057280, 4310860, 4449920, 6897376, 8114560, 8621720, 8899840, 13794752, 16229120, 17243440, 27589504, 34486880, 55179008, 68973760, 137947520, 275895040]

約数ペア:

[(1, 275895040), (2, 137947520), (4, 68973760), (5, 55179008), (8, 34486880), (10, 27589504), (16, 17243440), (17, 16229120), (20, 13794752), (31, 8899840), (32, 8621720), (34, 8114560), (40, 6897376), (62, 4449920), (64, 4310860), (68, 4057280), (80, 3448688), (85, 3245824), (124, 2224960), (128, 2155430), (136, 2028640), (155, 1779968), (160, 1724344), (170, 1622912), (248, 1112480), (256, 1077715), (272, 1014320), (310, 889984), (320, 862172), (340, 811456), (409, 674560), (496, 556240), (527, 523520), (544, 507160), (620, 444992), (640, 431086), (680, 405728), (818, 337280), (992, 278120), (1054, 261760), (1088, 253580), (1240, 222496), (1280, 215543), (1360, 202864), (1636, 168640), (1984, 139060), (2045, 134912), (2108, 130880), (2176, 126790), (2480, 111248), (2635, 104704), (2720, 101432), (3272, 84320), (3968, 69530), (4090, 67456), (4216, 65440), (4352, 63395), (4960, 55624), (5270, 52352), (5440, 50716), (6544, 42160), (6953, 39680), (7936, 34765), (8180, 33728), (8432, 32720), (9920, 27812), (10540, 26176), (10880, 25358), (12679, 21760), (13088, 21080), (13906, 19840), (16360, 16864)]