1621858680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1627}}^1$

素因数の和:1731

約数の個数: 256

約数和(自身を含む): 5907686400

約数和(自身を除く): 4285827720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 71, 72, 78, 90, 104, 108, 117, 120, 130, 135, 142, 156, 180, 195, 213, 216, 234, 260, 270, 284, 312, 351, 355, 360, 390, 426, 468, 520, 540, 568, 585, 639, 702, 710, 780, 852, 923, 936, 1065, 1080, 1170, 1278, 1404, 1420, 1560, 1627, 1704, 1755, 1846, 1917, 2130, 2340, 2556, 2769, 2808, 2840, 3195, 3254, 3510, 3692, 3834, 4260, 4615, 4680, 4881, 5112, 5538, 6390, 6508, 7020, 7384, 7668, 8135, 8307, 8520, 9230, 9585, 9762, 11076, 12780, 13016, 13845, 14040, 14643, 15336, 16270, 16614, 18460, 19170, 19524, 21151, 22152, 24405, 24921, 25560, 27690, 29286, 32540, 33228, 36920, 38340, 39048, 41535, 42302, 43929, 48810, 49842, 55380, 58572, 63453, 65080, 66456, 73215, 76680, 83070, 84604, 87858, 97620, 99684, 105755, 110760, 115517, 117144, 124605, 126906, 146430, 166140, 169208, 175716, 190359, 195240, 199368, 211510, 219645, 231034, 249210, 253812, 292860, 317265, 332280, 346551, 351432, 380718, 423020, 439290, 462068, 498420, 507624, 571077, 577585, 585720, 634530, 693102, 761436, 846040, 878580, 924136, 951795, 996840, 1039653, 1142154, 1155170, 1269060, 1386204, 1501721, 1522872, 1732755, 1757160, 1903590, 2079306, 2284308, 2310340, 2538120, 2772408, 2855385, 3003442, 3118959, 3465510, 3807180, 4158612, 4505163, 4568616, 4620680, 5198265, 5710770, 6006884, 6237918, 6931020, 7508605, 7614360, 8317224, 9010326, 10396530, 11421540, 12013768, 12475836, 13515489, 13862040, 15017210, 15594795, 18020652, 20793060, 22525815, 22843080, 24951672, 27030978, 30034420, 31189590, 36041304, 40546467, 41586120, 45051630, 54061956, 60068840, 62379180, 67577445, 81092934, 90103260, 108123912, 124758360, 135154890, 162185868, 180206520, 202732335, 270309780, 324371736, 405464670, 540619560, 810929340, 1621858680]

約数ペア:

[(1, 1621858680), (2, 810929340), (3, 540619560), (4, 405464670), (5, 324371736), (6, 270309780), (8, 202732335), (9, 180206520), (10, 162185868), (12, 135154890), (13, 124758360), (15, 108123912), (18, 90103260), (20, 81092934), (24, 67577445), (26, 62379180), (27, 60068840), (30, 54061956), (36, 45051630), (39, 41586120), (40, 40546467), (45, 36041304), (52, 31189590), (54, 30034420), (60, 27030978), (65, 24951672), (71, 22843080), (72, 22525815), (78, 20793060), (90, 18020652), (104, 15594795), (108, 15017210), (117, 13862040), (120, 13515489), (130, 12475836), (135, 12013768), (142, 11421540), (156, 10396530), (180, 9010326), (195, 8317224), (213, 7614360), (216, 7508605), (234, 6931020), (260, 6237918), (270, 6006884), (284, 5710770), (312, 5198265), (351, 4620680), (355, 4568616), (360, 4505163), (390, 4158612), (426, 3807180), (468, 3465510), (520, 3118959), (540, 3003442), (568, 2855385), (585, 2772408), (639, 2538120), (702, 2310340), (710, 2284308), (780, 2079306), (852, 1903590), (923, 1757160), (936, 1732755), (1065, 1522872), (1080, 1501721), (1170, 1386204), (1278, 1269060), (1404, 1155170), (1420, 1142154), (1560, 1039653), (1627, 996840), (1704, 951795), (1755, 924136), (1846, 878580), (1917, 846040), (2130, 761436), (2340, 693102), (2556, 634530), (2769, 585720), (2808, 577585), (2840, 571077), (3195, 507624), (3254, 498420), (3510, 462068), (3692, 439290), (3834, 423020), (4260, 380718), (4615, 351432), (4680, 346551), (4881, 332280), (5112, 317265), (5538, 292860), (6390, 253812), (6508, 249210), (7020, 231034), (7384, 219645), (7668, 211510), (8135, 199368), (8307, 195240), (8520, 190359), (9230, 175716), (9585, 169208), (9762, 166140), (11076, 146430), (12780, 126906), (13016, 124605), (13845, 117144), (14040, 115517), (14643, 110760), (15336, 105755), (16270, 99684), (16614, 97620), (18460, 87858), (19170, 84604), (19524, 83070), (21151, 76680), (22152, 73215), (24405, 66456), (24921, 65080), (25560, 63453), (27690, 58572), (29286, 55380), (32540, 49842), (33228, 48810), (36920, 43929), (38340, 42302), (39048, 41535)]