40646880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{97}}^2$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 143745840

約数和(自身を除く): 103098960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 97, 108, 120, 135, 144, 160, 180, 194, 216, 240, 270, 288, 291, 360, 388, 432, 480, 485, 540, 582, 720, 776, 864, 873, 970, 1080, 1164, 1440, 1455, 1552, 1746, 1940, 2160, 2328, 2619, 2910, 3104, 3492, 3880, 4320, 4365, 4656, 5238, 5820, 6984, 7760, 8730, 9312, 9409, 10476, 11640, 13095, 13968, 15520, 17460, 18818, 20952, 23280, 26190, 27936, 28227, 34920, 37636, 41904, 46560, 47045, 52380, 56454, 69840, 75272, 83808, 84681, 94090, 104760, 112908, 139680, 141135, 150544, 169362, 188180, 209520, 225816, 254043, 282270, 301088, 338724, 376360, 419040, 423405, 451632, 508086, 564540, 677448, 752720, 846810, 903264, 1016172, 1129080, 1270215, 1354896, 1505440, 1693620, 2032344, 2258160, 2540430, 2709792, 3387240, 4064688, 4516320, 5080860, 6774480, 8129376, 10161720, 13548960, 20323440, 40646880]

約数ペア:

[(1, 40646880), (2, 20323440), (3, 13548960), (4, 10161720), (5, 8129376), (6, 6774480), (8, 5080860), (9, 4516320), (10, 4064688), (12, 3387240), (15, 2709792), (16, 2540430), (18, 2258160), (20, 2032344), (24, 1693620), (27, 1505440), (30, 1354896), (32, 1270215), (36, 1129080), (40, 1016172), (45, 903264), (48, 846810), (54, 752720), (60, 677448), (72, 564540), (80, 508086), (90, 451632), (96, 423405), (97, 419040), (108, 376360), (120, 338724), (135, 301088), (144, 282270), (160, 254043), (180, 225816), (194, 209520), (216, 188180), (240, 169362), (270, 150544), (288, 141135), (291, 139680), (360, 112908), (388, 104760), (432, 94090), (480, 84681), (485, 83808), (540, 75272), (582, 69840), (720, 56454), (776, 52380), (864, 47045), (873, 46560), (970, 41904), (1080, 37636), (1164, 34920), (1440, 28227), (1455, 27936), (1552, 26190), (1746, 23280), (1940, 20952), (2160, 18818), (2328, 17460), (2619, 15520), (2910, 13968), (3104, 13095), (3492, 11640), (3880, 10476), (4320, 9409), (4365, 9312), (4656, 8730), (5238, 7760), (5820, 6984)]