899547520

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2851}}^1$

素因数の和:2916

約数の個数: 128

約数和(自身を含む): 2356322400

約数和(自身を除く): 1456774880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 128, 136, 145, 160, 170, 232, 272, 290, 320, 340, 464, 493, 544, 580, 640, 680, 928, 986, 1088, 1160, 1360, 1856, 1972, 2176, 2320, 2465, 2720, 2851, 3712, 3944, 4640, 4930, 5440, 5702, 7888, 9280, 9860, 10880, 11404, 14255, 15776, 18560, 19720, 22808, 28510, 31552, 39440, 45616, 48467, 57020, 63104, 78880, 82679, 91232, 96934, 114040, 157760, 165358, 182464, 193868, 228080, 242335, 315520, 330716, 364928, 387736, 413395, 456160, 484670, 661432, 775472, 826790, 912320, 969340, 1322864, 1405543, 1550944, 1653580, 1824640, 1938680, 2645728, 2811086, 3101888, 3307160, 3877360, 5291456, 5622172, 6203776, 6614320, 7027715, 7754720, 10582912, 11244344, 13228640, 14055430, 15509440, 22488688, 26457280, 28110860, 31018880, 44977376, 52914560, 56221720, 89954752, 112443440, 179909504, 224886880, 449773760, 899547520]

約数ペア:

[(1, 899547520), (2, 449773760), (4, 224886880), (5, 179909504), (8, 112443440), (10, 89954752), (16, 56221720), (17, 52914560), (20, 44977376), (29, 31018880), (32, 28110860), (34, 26457280), (40, 22488688), (58, 15509440), (64, 14055430), (68, 13228640), (80, 11244344), (85, 10582912), (116, 7754720), (128, 7027715), (136, 6614320), (145, 6203776), (160, 5622172), (170, 5291456), (232, 3877360), (272, 3307160), (290, 3101888), (320, 2811086), (340, 2645728), (464, 1938680), (493, 1824640), (544, 1653580), (580, 1550944), (640, 1405543), (680, 1322864), (928, 969340), (986, 912320), (1088, 826790), (1160, 775472), (1360, 661432), (1856, 484670), (1972, 456160), (2176, 413395), (2320, 387736), (2465, 364928), (2720, 330716), (2851, 315520), (3712, 242335), (3944, 228080), (4640, 193868), (4930, 182464), (5440, 165358), (5702, 157760), (7888, 114040), (9280, 96934), (9860, 91232), (10880, 82679), (11404, 78880), (14255, 63104), (15776, 57020), (18560, 48467), (19720, 45616), (22808, 39440), (28510, 31552)]