148315720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1229}}^1$

素因数の和:1678

約数の個数: 64

約数和(自身を含む): 382579200

約数和(自身を除く): 234263480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 431, 862, 1229, 1724, 2155, 2458, 3017, 3448, 4310, 4916, 6034, 6145, 8603, 8620, 9832, 12068, 12290, 15085, 17206, 17240, 24136, 24580, 30170, 34412, 43015, 49160, 60340, 68824, 86030, 120680, 172060, 344120, 529699, 1059398, 2118796, 2648495, 3707893, 4237592, 5296990, 7415786, 10593980, 14831572, 18539465, 21187960, 29663144, 37078930, 74157860, 148315720]

約数ペア:

[(1, 148315720), (2, 74157860), (4, 37078930), (5, 29663144), (7, 21187960), (8, 18539465), (10, 14831572), (14, 10593980), (20, 7415786), (28, 5296990), (35, 4237592), (40, 3707893), (56, 2648495), (70, 2118796), (140, 1059398), (280, 529699), (431, 344120), (862, 172060), (1229, 120680), (1724, 86030), (2155, 68824), (2458, 60340), (3017, 49160), (3448, 43015), (4310, 34412), (4916, 30170), (6034, 24580), (6145, 24136), (8603, 17240), (8620, 17206), (9832, 15085), (12068, 12290)]