989718840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{853}}^1$

素因数の和:1174

約数の個数: 192

約数和(自身を含む): 3525107040

約数和(自身を除く): 2535388200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 293, 330, 360, 396, 440, 495, 586, 660, 792, 853, 879, 990, 1172, 1320, 1465, 1706, 1758, 1980, 2344, 2559, 2637, 2930, 3223, 3412, 3516, 3960, 4265, 4395, 5118, 5274, 5860, 6446, 6824, 7032, 7677, 8530, 8790, 9383, 9669, 10236, 10548, 11720, 12795, 12892, 13185, 15354, 16115, 17060, 17580, 18766, 19338, 20472, 21096, 25590, 25784, 26370, 28149, 29007, 30708, 32230, 34120, 35160, 37532, 38385, 38676, 46915, 48345, 51180, 52740, 56298, 58014, 61416, 64460, 75064, 76770, 77352, 84447, 93830, 96690, 102360, 105480, 112596, 116028, 128920, 140745, 145035, 153540, 168894, 187660, 193380, 225192, 232056, 249929, 281490, 290070, 307080, 337788, 375320, 386760, 422235, 499858, 562980, 580140, 675576, 749787, 844470, 999716, 1125960, 1160280, 1249645, 1499574, 1688940, 1999432, 2249361, 2499290, 2749219, 2999148, 3377880, 3748935, 4498722, 4998580, 5498438, 5998296, 7497870, 8247657, 8997444, 9997160, 10996876, 11246805, 13746095, 14995740, 16495314, 17994888, 21993752, 22493610, 24742971, 27492190, 29991480, 32990628, 41238285, 44987220, 49485942, 54984380, 65981256, 82476570, 89974440, 98971884, 109968760, 123714855, 164953140, 197943768, 247429710, 329906280, 494859420, 989718840]

約数ペア:

[(1, 989718840), (2, 494859420), (3, 329906280), (4, 247429710), (5, 197943768), (6, 164953140), (8, 123714855), (9, 109968760), (10, 98971884), (11, 89974440), (12, 82476570), (15, 65981256), (18, 54984380), (20, 49485942), (22, 44987220), (24, 41238285), (30, 32990628), (33, 29991480), (36, 27492190), (40, 24742971), (44, 22493610), (45, 21993752), (55, 17994888), (60, 16495314), (66, 14995740), (72, 13746095), (88, 11246805), (90, 10996876), (99, 9997160), (110, 8997444), (120, 8247657), (132, 7497870), (165, 5998296), (180, 5498438), (198, 4998580), (220, 4498722), (264, 3748935), (293, 3377880), (330, 2999148), (360, 2749219), (396, 2499290), (440, 2249361), (495, 1999432), (586, 1688940), (660, 1499574), (792, 1249645), (853, 1160280), (879, 1125960), (990, 999716), (1172, 844470), (1320, 749787), (1465, 675576), (1706, 580140), (1758, 562980), (1980, 499858), (2344, 422235), (2559, 386760), (2637, 375320), (2930, 337788), (3223, 307080), (3412, 290070), (3516, 281490), (3960, 249929), (4265, 232056), (4395, 225192), (5118, 193380), (5274, 187660), (5860, 168894), (6446, 153540), (6824, 145035), (7032, 140745), (7677, 128920), (8530, 116028), (8790, 112596), (9383, 105480), (9669, 102360), (10236, 96690), (10548, 93830), (11720, 84447), (12795, 77352), (12892, 76770), (13185, 75064), (15354, 64460), (16115, 61416), (17060, 58014), (17580, 56298), (18766, 52740), (19338, 51180), (20472, 48345), (21096, 46915), (25590, 38676), (25784, 38385), (26370, 37532), (28149, 35160), (29007, 34120), (30708, 32230)]