218320920

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{7487}}^1$

素因数の和:7516

約数の個数: 112

約数和(自身を含む): 736594560

約数和(自身を除く): 518273640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2430, 2916, 3240, 3645, 4860, 5832, 7290, 7487, 9720, 14580, 14974, 22461, 29160, 29948, 37435, 44922, 59896, 67383, 74870, 89844, 112305, 134766, 149740, 179688, 202149, 224610, 269532, 299480, 336915, 404298, 449220, 539064, 606447, 673830, 808596, 898440, 1010745, 1212894, 1347660, 1617192, 1819341, 2021490, 2425788, 2695320, 3032235, 3638682, 4042980, 4851576, 5458023, 6064470, 7277364, 8085960, 9096705, 10916046, 12128940, 14554728, 18193410, 21832092, 24257880, 27290115, 36386820, 43664184, 54580230, 72773640, 109160460, 218320920]

約数ペア:

[(1, 218320920), (2, 109160460), (3, 72773640), (4, 54580230), (5, 43664184), (6, 36386820), (8, 27290115), (9, 24257880), (10, 21832092), (12, 18193410), (15, 14554728), (18, 12128940), (20, 10916046), (24, 9096705), (27, 8085960), (30, 7277364), (36, 6064470), (40, 5458023), (45, 4851576), (54, 4042980), (60, 3638682), (72, 3032235), (81, 2695320), (90, 2425788), (108, 2021490), (120, 1819341), (135, 1617192), (162, 1347660), (180, 1212894), (216, 1010745), (243, 898440), (270, 808596), (324, 673830), (360, 606447), (405, 539064), (486, 449220), (540, 404298), (648, 336915), (729, 299480), (810, 269532), (972, 224610), (1080, 202149), (1215, 179688), (1458, 149740), (1620, 134766), (1944, 112305), (2430, 89844), (2916, 74870), (3240, 67383), (3645, 59896), (4860, 44922), (5832, 37435), (7290, 29948), (7487, 29160), (9720, 22461), (14580, 14974)]