27789720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33083}}^1$

素因数の和:33104

約数の個数: 64

約数和(自身を含む): 95281920

約数和(自身を除く): 67492200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33083, 66166, 99249, 132332, 165415, 198498, 231581, 264664, 330830, 396996, 463162, 496245, 661660, 694743, 793992, 926324, 992490, 1157905, 1323320, 1389486, 1852648, 1984980, 2315810, 2778972, 3473715, 3969960, 4631620, 5557944, 6947430, 9263240, 13894860, 27789720]

約数ペア:

[(1, 27789720), (2, 13894860), (3, 9263240), (4, 6947430), (5, 5557944), (6, 4631620), (7, 3969960), (8, 3473715), (10, 2778972), (12, 2315810), (14, 1984980), (15, 1852648), (20, 1389486), (21, 1323320), (24, 1157905), (28, 992490), (30, 926324), (35, 793992), (40, 694743), (42, 661660), (56, 496245), (60, 463162), (70, 396996), (84, 330830), (105, 264664), (120, 231581), (140, 198498), (168, 165415), (210, 132332), (280, 99249), (420, 66166), (840, 33083)]