138071640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{164371}}^1$

素因数の和:164392

約数の個数: 64

約数和(自身を含む): 473391360

約数和(自身を除く): 335319720

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, 164371, 328742, 493113, 657484, 821855, 986226, 1150597, 1314968, 1643710, 1972452, 2301194, 2465565, 3287420, 3451791, 3944904, 4602388, 4931130, 5752985, 6574840, 6903582, 9204776, 9862260, 11505970, 13807164, 17258955, 19724520, 23011940, 27614328, 34517910, 46023880, 69035820, 138071640]

約数ペア:

[(1, 138071640), (2, 69035820), (3, 46023880), (4, 34517910), (5, 27614328), (6, 23011940), (7, 19724520), (8, 17258955), (10, 13807164), (12, 11505970), (14, 9862260), (15, 9204776), (20, 6903582), (21, 6574840), (24, 5752985), (28, 4931130), (30, 4602388), (35, 3944904), (40, 3451791), (42, 3287420), (56, 2465565), (60, 2301194), (70, 1972452), (84, 1643710), (105, 1314968), (120, 1150597), (140, 986226), (168, 821855), (210, 657484), (280, 493113), (420, 328742), (840, 164371)]