218541540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{11071}}^1$

素因数の和:11137

約数の個数: 96

約数和(自身を含む): 714276864

約数和(自身を除く): 495735324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 9870, 11071, 19740, 22142, 33213, 44284, 55355, 66426, 77497, 110710, 132852, 154994, 166065, 221420, 232491, 309988, 332130, 387485, 464982, 520337, 664260, 774970, 929964, 1040674, 1162455, 1549940, 1561011, 2081348, 2324910, 2601685, 3122022, 3642359, 4649820, 5203370, 6244044, 7284718, 7805055, 10406740, 10927077, 14569436, 15610110, 18211795, 21854154, 31220220, 36423590, 43708308, 54635385, 72847180, 109270770, 218541540]

約数ペア:

[(1, 218541540), (2, 109270770), (3, 72847180), (4, 54635385), (5, 43708308), (6, 36423590), (7, 31220220), (10, 21854154), (12, 18211795), (14, 15610110), (15, 14569436), (20, 10927077), (21, 10406740), (28, 7805055), (30, 7284718), (35, 6244044), (42, 5203370), (47, 4649820), (60, 3642359), (70, 3122022), (84, 2601685), (94, 2324910), (105, 2081348), (140, 1561011), (141, 1549940), (188, 1162455), (210, 1040674), (235, 929964), (282, 774970), (329, 664260), (420, 520337), (470, 464982), (564, 387485), (658, 332130), (705, 309988), (940, 232491), (987, 221420), (1316, 166065), (1410, 154994), (1645, 132852), (1974, 110710), (2820, 77497), (3290, 66426), (3948, 55355), (4935, 44284), (6580, 33213), (9870, 22142), (11071, 19740)]