39987840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:434

約数の個数: 128

約数和(自身を含む): 129988800

約数和(自身を除く): 90000960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 192, 236, 240, 295, 320, 353, 354, 384, 472, 480, 590, 640, 706, 708, 885, 944, 960, 1059, 1180, 1412, 1416, 1765, 1770, 1888, 1920, 2118, 2360, 2824, 2832, 3530, 3540, 3776, 4236, 4720, 5295, 5648, 5664, 7060, 7080, 7552, 8472, 9440, 10590, 11296, 11328, 14120, 14160, 16944, 18880, 20827, 21180, 22592, 22656, 28240, 28320, 33888, 37760, 41654, 42360, 45184, 56480, 56640, 62481, 67776, 83308, 84720, 104135, 112960, 113280, 124962, 135552, 166616, 169440, 208270, 225920, 249924, 312405, 333232, 338880, 416540, 499848, 624810, 666464, 677760, 833080, 999696, 1249620, 1332928, 1666160, 1999392, 2499240, 2665856, 3332320, 3998784, 4998480, 6664640, 7997568, 9996960, 13329280, 19993920, 39987840]

約数ペア:

[(1, 39987840), (2, 19993920), (3, 13329280), (4, 9996960), (5, 7997568), (6, 6664640), (8, 4998480), (10, 3998784), (12, 3332320), (15, 2665856), (16, 2499240), (20, 1999392), (24, 1666160), (30, 1332928), (32, 1249620), (40, 999696), (48, 833080), (59, 677760), (60, 666464), (64, 624810), (80, 499848), (96, 416540), (118, 338880), (120, 333232), (128, 312405), (160, 249924), (177, 225920), (192, 208270), (236, 169440), (240, 166616), (295, 135552), (320, 124962), (353, 113280), (354, 112960), (384, 104135), (472, 84720), (480, 83308), (590, 67776), (640, 62481), (706, 56640), (708, 56480), (885, 45184), (944, 42360), (960, 41654), (1059, 37760), (1180, 33888), (1412, 28320), (1416, 28240), (1765, 22656), (1770, 22592), (1888, 21180), (1920, 20827), (2118, 18880), (2360, 16944), (2824, 14160), (2832, 14120), (3530, 11328), (3540, 11296), (3776, 10590), (4236, 9440), (4720, 8472), (5295, 7552), (5648, 7080), (5664, 7060)]