899866880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:920

約数の個数: 144

約数和(自身を含む): 2384121600

約数和(自身を除く): 1484254720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 128, 158, 160, 176, 220, 256, 316, 320, 352, 395, 440, 632, 640, 704, 790, 809, 869, 880, 1264, 1280, 1408, 1580, 1618, 1738, 1760, 2528, 2816, 3160, 3236, 3476, 3520, 4045, 4345, 5056, 6320, 6472, 6952, 7040, 8090, 8690, 8899, 10112, 12640, 12944, 13904, 14080, 16180, 17380, 17798, 20224, 25280, 25888, 27808, 32360, 34760, 35596, 44495, 50560, 51776, 55616, 63911, 64720, 69520, 71192, 88990, 101120, 103552, 111232, 127822, 129440, 139040, 142384, 177980, 207104, 222464, 255644, 258880, 278080, 284768, 319555, 355960, 511288, 517760, 556160, 569536, 639110, 703021, 711920, 1022576, 1035520, 1112320, 1139072, 1278220, 1406042, 1423840, 2045152, 2278144, 2556440, 2812084, 2847680, 3515105, 4090304, 5112880, 5624168, 5695360, 7030210, 8180608, 10225760, 11248336, 11390720, 14060420, 16361216, 20451520, 22496672, 28120840, 40903040, 44993344, 56241680, 81806080, 89986688, 112483360, 179973376, 224966720, 449933440, 899866880]

約数ペア:

[(1, 899866880), (2, 449933440), (4, 224966720), (5, 179973376), (8, 112483360), (10, 89986688), (11, 81806080), (16, 56241680), (20, 44993344), (22, 40903040), (32, 28120840), (40, 22496672), (44, 20451520), (55, 16361216), (64, 14060420), (79, 11390720), (80, 11248336), (88, 10225760), (110, 8180608), (128, 7030210), (158, 5695360), (160, 5624168), (176, 5112880), (220, 4090304), (256, 3515105), (316, 2847680), (320, 2812084), (352, 2556440), (395, 2278144), (440, 2045152), (632, 1423840), (640, 1406042), (704, 1278220), (790, 1139072), (809, 1112320), (869, 1035520), (880, 1022576), (1264, 711920), (1280, 703021), (1408, 639110), (1580, 569536), (1618, 556160), (1738, 517760), (1760, 511288), (2528, 355960), (2816, 319555), (3160, 284768), (3236, 278080), (3476, 258880), (3520, 255644), (4045, 222464), (4345, 207104), (5056, 177980), (6320, 142384), (6472, 139040), (6952, 129440), (7040, 127822), (8090, 111232), (8690, 103552), (8899, 101120), (10112, 88990), (12640, 71192), (12944, 69520), (13904, 64720), (14080, 63911), (16180, 55616), (17380, 51776), (17798, 50560), (20224, 44495), (25280, 35596), (25888, 34760), (27808, 32360)]