987514740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{32083}}^1$

素因数の和:32123

約数の個数: 120

約数和(自身を含む): 3261017760

約数和(自身を除く): 2273503020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 3078, 3420, 5130, 6156, 7695, 10260, 15390, 30780, 32083, 64166, 96249, 128332, 160415, 192498, 288747, 320830, 384996, 481245, 577494, 609577, 641660, 866241, 962490, 1154988, 1219154, 1443735, 1732482, 1828731, 1924980, 2438308, 2598723, 2887470, 3047885, 3464964, 3657462, 4331205, 5197446, 5486193, 5774940, 6095770, 7314924, 8662410, 9143655, 10394892, 10972386, 12191540, 12993615, 16458579, 17324820, 18287310, 21944772, 25987230, 27430965, 32917158, 36574620, 49375737, 51974460, 54861930, 65834316, 82292895, 98751474, 109723860, 164585790, 197502948, 246878685, 329171580, 493757370, 987514740]

約数ペア:

[(1, 987514740), (2, 493757370), (3, 329171580), (4, 246878685), (5, 197502948), (6, 164585790), (9, 109723860), (10, 98751474), (12, 82292895), (15, 65834316), (18, 54861930), (19, 51974460), (20, 49375737), (27, 36574620), (30, 32917158), (36, 27430965), (38, 25987230), (45, 21944772), (54, 18287310), (57, 17324820), (60, 16458579), (76, 12993615), (81, 12191540), (90, 10972386), (95, 10394892), (108, 9143655), (114, 8662410), (135, 7314924), (162, 6095770), (171, 5774940), (180, 5486193), (190, 5197446), (228, 4331205), (270, 3657462), (285, 3464964), (324, 3047885), (342, 2887470), (380, 2598723), (405, 2438308), (513, 1924980), (540, 1828731), (570, 1732482), (684, 1443735), (810, 1219154), (855, 1154988), (1026, 962490), (1140, 866241), (1539, 641660), (1620, 609577), (1710, 577494), (2052, 481245), (2565, 384996), (3078, 320830), (3420, 288747), (5130, 192498), (6156, 160415), (7695, 128332), (10260, 96249), (15390, 64166), (30780, 32083)]