19317960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:628

約数の個数: 128

約数和(自身を含む): 66585600

約数和(自身を除く): 47267640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 577, 620, 744, 837, 930, 1080, 1116, 1154, 1240, 1395, 1674, 1731, 1860, 2232, 2308, 2790, 2885, 3348, 3462, 3720, 4185, 4616, 5193, 5580, 5770, 6696, 6924, 8370, 8655, 10386, 11160, 11540, 13848, 15579, 16740, 17310, 17887, 20772, 23080, 25965, 31158, 33480, 34620, 35774, 41544, 51930, 53661, 62316, 69240, 71548, 77895, 89435, 103860, 107322, 124632, 143096, 155790, 160983, 178870, 207720, 214644, 268305, 311580, 321966, 357740, 429288, 482949, 536610, 623160, 643932, 715480, 804915, 965898, 1073220, 1287864, 1609830, 1931796, 2146440, 2414745, 3219660, 3863592, 4829490, 6439320, 9658980, 19317960]

約数ペア:

[(1, 19317960), (2, 9658980), (3, 6439320), (4, 4829490), (5, 3863592), (6, 3219660), (8, 2414745), (9, 2146440), (10, 1931796), (12, 1609830), (15, 1287864), (18, 1073220), (20, 965898), (24, 804915), (27, 715480), (30, 643932), (31, 623160), (36, 536610), (40, 482949), (45, 429288), (54, 357740), (60, 321966), (62, 311580), (72, 268305), (90, 214644), (93, 207720), (108, 178870), (120, 160983), (124, 155790), (135, 143096), (155, 124632), (180, 107322), (186, 103860), (216, 89435), (248, 77895), (270, 71548), (279, 69240), (310, 62316), (360, 53661), (372, 51930), (465, 41544), (540, 35774), (558, 34620), (577, 33480), (620, 31158), (744, 25965), (837, 23080), (930, 20772), (1080, 17887), (1116, 17310), (1154, 16740), (1240, 15579), (1395, 13848), (1674, 11540), (1731, 11160), (1860, 10386), (2232, 8655), (2308, 8370), (2790, 6924), (2885, 6696), (3348, 5770), (3462, 5580), (3720, 5193), (4185, 4616)]