199499580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{22619}}^1$

素因数の和:22648

約数の個数: 108

約数和(自身を含む): 703979640

約数和(自身を除く): 504480060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 22619, 45238, 67857, 90476, 113095, 135714, 158333, 203571, 226190, 271428, 316666, 339285, 407142, 452380, 474999, 633332, 678570, 791665, 814284, 949998, 1017855, 1108331, 1357140, 1424997, 1583330, 1899996, 2035710, 2216662, 2374995, 2849994, 3166660, 3324993, 4071420, 4433324, 4749990, 5541655, 5699988, 6649986, 7124985, 9499980, 9974979, 11083310, 13299972, 14249970, 16624965, 19949958, 22166620, 28499940, 33249930, 39899916, 49874895, 66499860, 99749790, 199499580]

約数ペア:

[(1, 199499580), (2, 99749790), (3, 66499860), (4, 49874895), (5, 39899916), (6, 33249930), (7, 28499940), (9, 22166620), (10, 19949958), (12, 16624965), (14, 14249970), (15, 13299972), (18, 11083310), (20, 9974979), (21, 9499980), (28, 7124985), (30, 6649986), (35, 5699988), (36, 5541655), (42, 4749990), (45, 4433324), (49, 4071420), (60, 3324993), (63, 3166660), (70, 2849994), (84, 2374995), (90, 2216662), (98, 2035710), (105, 1899996), (126, 1583330), (140, 1424997), (147, 1357140), (180, 1108331), (196, 1017855), (210, 949998), (245, 814284), (252, 791665), (294, 678570), (315, 633332), (420, 474999), (441, 452380), (490, 407142), (588, 339285), (630, 316666), (735, 271428), (882, 226190), (980, 203571), (1260, 158333), (1470, 135714), (1764, 113095), (2205, 90476), (2940, 67857), (4410, 45238), (8820, 22619)]