11821500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 144

約数和(自身を含む): 38840256

約数和(自身を除く): 27018756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 37, 45, 50, 60, 71, 74, 75, 90, 100, 111, 125, 142, 148, 150, 180, 185, 213, 222, 225, 250, 284, 300, 333, 355, 370, 375, 426, 444, 450, 500, 555, 639, 666, 710, 740, 750, 852, 900, 925, 1065, 1110, 1125, 1278, 1332, 1420, 1500, 1665, 1775, 1850, 2130, 2220, 2250, 2556, 2627, 2775, 3195, 3330, 3550, 3700, 4260, 4500, 4625, 5254, 5325, 5550, 6390, 6660, 7100, 7881, 8325, 8875, 9250, 10508, 10650, 11100, 12780, 13135, 13875, 15762, 15975, 16650, 17750, 18500, 21300, 23643, 26270, 26625, 27750, 31524, 31950, 33300, 35500, 39405, 41625, 47286, 52540, 53250, 55500, 63900, 65675, 78810, 79875, 83250, 94572, 106500, 118215, 131350, 157620, 159750, 166500, 197025, 236430, 262700, 319500, 328375, 394050, 472860, 591075, 656750, 788100, 985125, 1182150, 1313500, 1970250, 2364300, 2955375, 3940500, 5910750, 11821500]

約数ペア:

[(1, 11821500), (2, 5910750), (3, 3940500), (4, 2955375), (5, 2364300), (6, 1970250), (9, 1313500), (10, 1182150), (12, 985125), (15, 788100), (18, 656750), (20, 591075), (25, 472860), (30, 394050), (36, 328375), (37, 319500), (45, 262700), (50, 236430), (60, 197025), (71, 166500), (74, 159750), (75, 157620), (90, 131350), (100, 118215), (111, 106500), (125, 94572), (142, 83250), (148, 79875), (150, 78810), (180, 65675), (185, 63900), (213, 55500), (222, 53250), (225, 52540), (250, 47286), (284, 41625), (300, 39405), (333, 35500), (355, 33300), (370, 31950), (375, 31524), (426, 27750), (444, 26625), (450, 26270), (500, 23643), (555, 21300), (639, 18500), (666, 17750), (710, 16650), (740, 15975), (750, 15762), (852, 13875), (900, 13135), (925, 12780), (1065, 11100), (1110, 10650), (1125, 10508), (1278, 9250), (1332, 8875), (1420, 8325), (1500, 7881), (1665, 7100), (1775, 6660), (1850, 6390), (2130, 5550), (2220, 5325), (2250, 5254), (2556, 4625), (2627, 4500), (2775, 4260), (3195, 3700), (3330, 3550)]