81694440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1129}}^1$

素因数の和:1216

約数の個数: 128

約数和(自身を含む): 276624000

約数和(自身を除く): 194929560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 67, 72, 90, 108, 120, 134, 135, 180, 201, 216, 268, 270, 335, 360, 402, 536, 540, 603, 670, 804, 1005, 1080, 1129, 1206, 1340, 1608, 1809, 2010, 2258, 2412, 2680, 3015, 3387, 3618, 4020, 4516, 4824, 5645, 6030, 6774, 7236, 8040, 9032, 9045, 10161, 11290, 12060, 13548, 14472, 16935, 18090, 20322, 22580, 24120, 27096, 30483, 33870, 36180, 40644, 45160, 50805, 60966, 67740, 72360, 75643, 81288, 101610, 121932, 135480, 151286, 152415, 203220, 226929, 243864, 302572, 304830, 378215, 406440, 453858, 605144, 609660, 680787, 756430, 907716, 1134645, 1219320, 1361574, 1512860, 1815432, 2042361, 2269290, 2723148, 3025720, 3403935, 4084722, 4538580, 5446296, 6807870, 8169444, 9077160, 10211805, 13615740, 16338888, 20423610, 27231480, 40847220, 81694440]

約数ペア:

[(1, 81694440), (2, 40847220), (3, 27231480), (4, 20423610), (5, 16338888), (6, 13615740), (8, 10211805), (9, 9077160), (10, 8169444), (12, 6807870), (15, 5446296), (18, 4538580), (20, 4084722), (24, 3403935), (27, 3025720), (30, 2723148), (36, 2269290), (40, 2042361), (45, 1815432), (54, 1512860), (60, 1361574), (67, 1219320), (72, 1134645), (90, 907716), (108, 756430), (120, 680787), (134, 609660), (135, 605144), (180, 453858), (201, 406440), (216, 378215), (268, 304830), (270, 302572), (335, 243864), (360, 226929), (402, 203220), (536, 152415), (540, 151286), (603, 135480), (670, 121932), (804, 101610), (1005, 81288), (1080, 75643), (1129, 72360), (1206, 67740), (1340, 60966), (1608, 50805), (1809, 45160), (2010, 40644), (2258, 36180), (2412, 33870), (2680, 30483), (3015, 27096), (3387, 24120), (3618, 22580), (4020, 20322), (4516, 18090), (4824, 16935), (5645, 14472), (6030, 13548), (6774, 12060), (7236, 11290), (8040, 10161), (9032, 9045)]