1566259760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{1979}}^1$

素因数の和:2766

約数の個数: 80

約数和(自身を含む): 3928811040

約数和(自身を除く): 2362551280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 761, 1040, 1522, 1979, 3044, 3805, 3958, 6088, 7610, 7916, 9893, 9895, 12176, 15220, 15832, 19786, 19790, 25727, 30440, 31664, 39572, 39580, 49465, 51454, 60880, 79144, 79160, 98930, 102908, 128635, 158288, 158320, 197860, 205816, 257270, 395720, 411632, 514540, 791440, 1029080, 1506019, 2058160, 3012038, 6024076, 7530095, 12048152, 15060190, 19578247, 24096304, 30120380, 39156494, 60240760, 78312988, 97891235, 120481520, 156625976, 195782470, 313251952, 391564940, 783129880, 1566259760]

約数ペア:

[(1, 1566259760), (2, 783129880), (4, 391564940), (5, 313251952), (8, 195782470), (10, 156625976), (13, 120481520), (16, 97891235), (20, 78312988), (26, 60240760), (40, 39156494), (52, 30120380), (65, 24096304), (80, 19578247), (104, 15060190), (130, 12048152), (208, 7530095), (260, 6024076), (520, 3012038), (761, 2058160), (1040, 1506019), (1522, 1029080), (1979, 791440), (3044, 514540), (3805, 411632), (3958, 395720), (6088, 257270), (7610, 205816), (7916, 197860), (9893, 158320), (9895, 158288), (12176, 128635), (15220, 102908), (15832, 98930), (19786, 79160), (19790, 79144), (25727, 60880), (30440, 51454), (31664, 49465), (39572, 39580)]