81951701760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{3203}}^1$

素因数の和:5451

約数の個数: 216

約数和(自身を含む): 283760581104

約数和(自身を除く): 201808879344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2221, 2304, 2880, 3203, 3840, 4442, 5760, 6406, 6663, 8884, 9609, 11105, 11520, 12812, 13326, 16015, 17768, 19218, 19989, 22210, 25624, 26652, 28827, 32030, 33315, 35536, 38436, 39978, 44420, 48045, 51248, 53304, 57654, 64060, 66630, 71072, 76872, 79956, 88840, 96090, 99945, 102496, 106608, 115308, 128120, 133260, 142144, 144135, 153744, 159912, 177680, 192180, 199890, 204992, 213216, 230616, 256240, 266520, 284288, 288270, 307488, 319824, 355360, 384360, 399780, 409984, 426432, 461232, 512480, 533040, 568576, 576540, 614976, 639648, 710720, 768720, 799560, 819968, 852864, 922464, 1024960, 1066080, 1153080, 1229952, 1279296, 1421440, 1537440, 1599120, 1705728, 1844928, 2049920, 2132160, 2306160, 2459904, 2558592, 2842880, 3074880, 3198240, 3689856, 4099840, 4264320, 4612320, 5117184, 6149760, 6396480, 7113863, 7379712, 8528640, 9224640, 12299520, 12792960, 14227726, 18449280, 21341589, 25585920, 28455452, 35569315, 36898560, 42683178, 56910904, 64024767, 71138630, 85366356, 106707945, 113821808, 128049534, 142277260, 170732712, 213415890, 227643616, 256099068, 284554520, 320123835, 341465424, 426831780, 455287232, 512198136, 569109040, 640247670, 682930848, 853663560, 910574464, 1024396272, 1138218080, 1280495340, 1365861696, 1707327120, 1821148928, 2048792544, 2276436160, 2560990680, 2731723392, 3414654240, 4097585088, 4552872320, 5121981360, 5463446784, 6829308480, 8195170176, 9105744640, 10243962720, 13658616960, 16390340352, 20487925440, 27317233920, 40975850880, 81951701760]

約数ペア:

[(1, 81951701760), (2, 40975850880), (3, 27317233920), (4, 20487925440), (5, 16390340352), (6, 13658616960), (8, 10243962720), (9, 9105744640), (10, 8195170176), (12, 6829308480), (15, 5463446784), (16, 5121981360), (18, 4552872320), (20, 4097585088), (24, 3414654240), (30, 2731723392), (32, 2560990680), (36, 2276436160), (40, 2048792544), (45, 1821148928), (48, 1707327120), (60, 1365861696), (64, 1280495340), (72, 1138218080), (80, 1024396272), (90, 910574464), (96, 853663560), (120, 682930848), (128, 640247670), (144, 569109040), (160, 512198136), (180, 455287232), (192, 426831780), (240, 341465424), (256, 320123835), (288, 284554520), (320, 256099068), (360, 227643616), (384, 213415890), (480, 170732712), (576, 142277260), (640, 128049534), (720, 113821808), (768, 106707945), (960, 85366356), (1152, 71138630), (1280, 64024767), (1440, 56910904), (1920, 42683178), (2221, 36898560), (2304, 35569315), (2880, 28455452), (3203, 25585920), (3840, 21341589), (4442, 18449280), (5760, 14227726), (6406, 12792960), (6663, 12299520), (8884, 9224640), (9609, 8528640), (11105, 7379712), (11520, 7113863), (12812, 6396480), (13326, 6149760), (16015, 5117184), (17768, 4612320), (19218, 4264320), (19989, 4099840), (22210, 3689856), (25624, 3198240), (26652, 3074880), (28827, 2842880), (32030, 2558592), (33315, 2459904), (35536, 2306160), (38436, 2132160), (39978, 2049920), (44420, 1844928), (48045, 1705728), (51248, 1599120), (53304, 1537440), (57654, 1421440), (64060, 1279296), (66630, 1229952), (71072, 1153080), (76872, 1066080), (79956, 1024960), (88840, 922464), (96090, 852864), (99945, 819968), (102496, 799560), (106608, 768720), (115308, 710720), (128120, 639648), (133260, 614976), (142144, 576540), (144135, 568576), (153744, 533040), (159912, 512480), (177680, 461232), (192180, 426432), (199890, 409984), (204992, 399780), (213216, 384360), (230616, 355360), (256240, 319824), (266520, 307488), (284288, 288270)]