251741520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:811

約数の個数: 200

約数和(自身を含む): 892047816

約数和(自身を除く): 640306296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 81, 90, 106, 108, 120, 135, 144, 159, 162, 180, 212, 216, 240, 265, 270, 318, 324, 360, 405, 424, 432, 477, 530, 540, 636, 648, 720, 733, 795, 810, 848, 954, 1060, 1080, 1272, 1296, 1431, 1466, 1590, 1620, 1908, 2120, 2160, 2199, 2385, 2544, 2862, 2932, 3180, 3240, 3665, 3816, 4240, 4293, 4398, 4770, 5724, 5864, 6360, 6480, 6597, 7155, 7330, 7632, 8586, 8796, 9540, 10995, 11448, 11728, 12720, 13194, 14310, 14660, 17172, 17592, 19080, 19791, 21465, 21990, 22896, 26388, 28620, 29320, 32985, 34344, 35184, 38160, 38849, 39582, 42930, 43980, 52776, 57240, 58640, 59373, 65970, 68688, 77698, 79164, 85860, 87960, 98955, 105552, 114480, 116547, 118746, 131940, 155396, 158328, 171720, 175920, 194245, 197910, 233094, 237492, 263880, 296865, 310792, 316656, 343440, 349641, 388490, 395820, 466188, 474984, 527760, 582735, 593730, 621584, 699282, 776980, 791640, 932376, 949968, 1048923, 1165470, 1187460, 1398564, 1553960, 1583280, 1748205, 1864752, 2097846, 2330940, 2374920, 2797128, 3107920, 3146769, 3496410, 4195692, 4661880, 4749840, 5244615, 5594256, 6293538, 6992820, 8391384, 9323760, 10489230, 12587076, 13985640, 15733845, 16782768, 20978460, 25174152, 27971280, 31467690, 41956920, 50348304, 62935380, 83913840, 125870760, 251741520]

約数ペア:

[(1, 251741520), (2, 125870760), (3, 83913840), (4, 62935380), (5, 50348304), (6, 41956920), (8, 31467690), (9, 27971280), (10, 25174152), (12, 20978460), (15, 16782768), (16, 15733845), (18, 13985640), (20, 12587076), (24, 10489230), (27, 9323760), (30, 8391384), (36, 6992820), (40, 6293538), (45, 5594256), (48, 5244615), (53, 4749840), (54, 4661880), (60, 4195692), (72, 3496410), (80, 3146769), (81, 3107920), (90, 2797128), (106, 2374920), (108, 2330940), (120, 2097846), (135, 1864752), (144, 1748205), (159, 1583280), (162, 1553960), (180, 1398564), (212, 1187460), (216, 1165470), (240, 1048923), (265, 949968), (270, 932376), (318, 791640), (324, 776980), (360, 699282), (405, 621584), (424, 593730), (432, 582735), (477, 527760), (530, 474984), (540, 466188), (636, 395820), (648, 388490), (720, 349641), (733, 343440), (795, 316656), (810, 310792), (848, 296865), (954, 263880), (1060, 237492), (1080, 233094), (1272, 197910), (1296, 194245), (1431, 175920), (1466, 171720), (1590, 158328), (1620, 155396), (1908, 131940), (2120, 118746), (2160, 116547), (2199, 114480), (2385, 105552), (2544, 98955), (2862, 87960), (2932, 85860), (3180, 79164), (3240, 77698), (3665, 68688), (3816, 65970), (4240, 59373), (4293, 58640), (4398, 57240), (4770, 52776), (5724, 43980), (5864, 42930), (6360, 39582), (6480, 38849), (6597, 38160), (7155, 35184), (7330, 34344), (7632, 32985), (8586, 29320), (8796, 28620), (9540, 26388), (10995, 22896), (11448, 21990), (11728, 21465), (12720, 19791), (13194, 19080), (14310, 17592), (14660, 17172)]