220899840

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{587}}^1$

素因数の和:627

約数の個数: 240

約数和(自身を含む): 822884832

約数和(自身を除く): 601984992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 587, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1174, 1176, 1280, 1344, 1470, 1536, 1568, 1680, 1761, 1792, 1920, 1960, 2240, 2348, 2352, 2560, 2688, 2935, 2940, 3136, 3360, 3522, 3584, 3840, 3920, 4109, 4480, 4696, 4704, 5376, 5870, 5880, 6272, 6720, 7044, 7680, 7840, 8218, 8805, 8960, 9392, 9408, 10752, 11740, 11760, 12327, 12544, 13440, 14088, 15680, 16436, 17610, 17920, 18784, 18816, 20545, 23480, 23520, 24654, 25088, 26880, 28176, 28763, 31360, 32872, 35220, 37568, 37632, 41090, 46960, 47040, 49308, 53760, 56352, 57526, 61635, 62720, 65744, 70440, 75136, 75264, 82180, 86289, 93920, 94080, 98616, 112704, 115052, 123270, 125440, 131488, 140880, 143815, 150272, 164360, 172578, 187840, 188160, 197232, 225408, 230104, 246540, 262976, 281760, 287630, 300544, 328720, 345156, 375680, 376320, 394464, 431445, 450816, 460208, 493080, 525952, 563520, 575260, 657440, 690312, 751360, 788928, 862890, 901632, 920416, 986160, 1051904, 1127040, 1150520, 1314880, 1380624, 1502720, 1577856, 1725780, 1840832, 1972320, 2103808, 2254080, 2301040, 2629760, 2761248, 3155712, 3451560, 3681664, 3944640, 4508160, 4602080, 5259520, 5522496, 6311424, 6903120, 7363328, 7889280, 9204160, 10519040, 11044992, 13806240, 14726656, 15778560, 18408320, 22089984, 27612480, 31557120, 36816640, 44179968, 55224960, 73633280, 110449920, 220899840]

約数ペア:

[(1, 220899840), (2, 110449920), (3, 73633280), (4, 55224960), (5, 44179968), (6, 36816640), (7, 31557120), (8, 27612480), (10, 22089984), (12, 18408320), (14, 15778560), (15, 14726656), (16, 13806240), (20, 11044992), (21, 10519040), (24, 9204160), (28, 7889280), (30, 7363328), (32, 6903120), (35, 6311424), (40, 5522496), (42, 5259520), (48, 4602080), (49, 4508160), (56, 3944640), (60, 3681664), (64, 3451560), (70, 3155712), (80, 2761248), (84, 2629760), (96, 2301040), (98, 2254080), (105, 2103808), (112, 1972320), (120, 1840832), (128, 1725780), (140, 1577856), (147, 1502720), (160, 1380624), (168, 1314880), (192, 1150520), (196, 1127040), (210, 1051904), (224, 986160), (240, 920416), (245, 901632), (256, 862890), (280, 788928), (294, 751360), (320, 690312), (336, 657440), (384, 575260), (392, 563520), (420, 525952), (448, 493080), (480, 460208), (490, 450816), (512, 431445), (560, 394464), (587, 376320), (588, 375680), (640, 345156), (672, 328720), (735, 300544), (768, 287630), (784, 281760), (840, 262976), (896, 246540), (960, 230104), (980, 225408), (1120, 197232), (1174, 188160), (1176, 187840), (1280, 172578), (1344, 164360), (1470, 150272), (1536, 143815), (1568, 140880), (1680, 131488), (1761, 125440), (1792, 123270), (1920, 115052), (1960, 112704), (2240, 98616), (2348, 94080), (2352, 93920), (2560, 86289), (2688, 82180), (2935, 75264), (2940, 75136), (3136, 70440), (3360, 65744), (3522, 62720), (3584, 61635), (3840, 57526), (3920, 56352), (4109, 53760), (4480, 49308), (4696, 47040), (4704, 46960), (5376, 41090), (5870, 37632), (5880, 37568), (6272, 35220), (6720, 32872), (7044, 31360), (7680, 28763), (7840, 28176), (8218, 26880), (8805, 25088), (8960, 24654), (9392, 23520), (9408, 23480), (10752, 20545), (11740, 18816), (11760, 18784), (12327, 17920), (12544, 17610), (13440, 16436), (14088, 15680)]