221391360

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{3203}}^1$

素因数の和:3235

約数の個数: 160

約数和(自身を含む): 786646080

約数和(自身を除く): 565254720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3203, 3456, 3840, 4320, 4608, 5760, 6406, 6912, 7680, 8640, 9609, 11520, 12812, 13824, 16015, 17280, 19218, 23040, 25624, 28827, 32030, 34560, 38436, 48045, 51248, 57654, 64060, 69120, 76872, 86481, 96090, 102496, 115308, 128120, 144135, 153744, 172962, 192180, 204992, 230616, 256240, 288270, 307488, 345924, 384360, 409984, 432405, 461232, 512480, 576540, 614976, 691848, 768720, 819968, 864810, 922464, 1024960, 1153080, 1229952, 1383696, 1537440, 1639936, 1729620, 1844928, 2049920, 2306160, 2459904, 2767392, 3074880, 3459240, 3689856, 4099840, 4612320, 4919808, 5534784, 6149760, 6918480, 7379712, 8199680, 9224640, 11069568, 12299520, 13836960, 14759424, 18449280, 22139136, 24599040, 27673920, 36898560, 44278272, 55347840, 73797120, 110695680, 221391360]

約数ペア:

[(1, 221391360), (2, 110695680), (3, 73797120), (4, 55347840), (5, 44278272), (6, 36898560), (8, 27673920), (9, 24599040), (10, 22139136), (12, 18449280), (15, 14759424), (16, 13836960), (18, 12299520), (20, 11069568), (24, 9224640), (27, 8199680), (30, 7379712), (32, 6918480), (36, 6149760), (40, 5534784), (45, 4919808), (48, 4612320), (54, 4099840), (60, 3689856), (64, 3459240), (72, 3074880), (80, 2767392), (90, 2459904), (96, 2306160), (108, 2049920), (120, 1844928), (128, 1729620), (135, 1639936), (144, 1537440), (160, 1383696), (180, 1229952), (192, 1153080), (216, 1024960), (240, 922464), (256, 864810), (270, 819968), (288, 768720), (320, 691848), (360, 614976), (384, 576540), (432, 512480), (480, 461232), (512, 432405), (540, 409984), (576, 384360), (640, 345924), (720, 307488), (768, 288270), (864, 256240), (960, 230616), (1080, 204992), (1152, 192180), (1280, 172962), (1440, 153744), (1536, 144135), (1728, 128120), (1920, 115308), (2160, 102496), (2304, 96090), (2560, 86481), (2880, 76872), (3203, 69120), (3456, 64060), (3840, 57654), (4320, 51248), (4608, 48045), (5760, 38436), (6406, 34560), (6912, 32030), (7680, 28827), (8640, 25624), (9609, 23040), (11520, 19218), (12812, 17280), (13824, 16015)]