40625280

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{2351}}^1$

素因数の和:2379

約数の個数: 128

約数和(自身を含む): 143942400

約数和(自身を除く): 103317120

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, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2351, 2880, 3456, 4320, 4702, 5760, 7053, 8640, 9404, 11755, 14106, 17280, 18808, 21159, 23510, 28212, 35265, 37616, 42318, 47020, 56424, 63477, 70530, 75232, 84636, 94040, 105795, 112848, 126954, 141060, 150464, 169272, 188080, 211590, 225696, 253908, 282120, 300928, 317385, 338544, 376160, 423180, 451392, 507816, 564240, 634770, 677088, 752320, 846360, 902784, 1015632, 1128480, 1269540, 1354176, 1504640, 1692720, 2031264, 2256960, 2539080, 2708352, 3385440, 4062528, 4513920, 5078160, 6770880, 8125056, 10156320, 13541760, 20312640, 40625280]

約数ペア:

[(1, 40625280), (2, 20312640), (3, 13541760), (4, 10156320), (5, 8125056), (6, 6770880), (8, 5078160), (9, 4513920), (10, 4062528), (12, 3385440), (15, 2708352), (16, 2539080), (18, 2256960), (20, 2031264), (24, 1692720), (27, 1504640), (30, 1354176), (32, 1269540), (36, 1128480), (40, 1015632), (45, 902784), (48, 846360), (54, 752320), (60, 677088), (64, 634770), (72, 564240), (80, 507816), (90, 451392), (96, 423180), (108, 376160), (120, 338544), (128, 317385), (135, 300928), (144, 282120), (160, 253908), (180, 225696), (192, 211590), (216, 188080), (240, 169272), (270, 150464), (288, 141060), (320, 126954), (360, 112848), (384, 105795), (432, 94040), (480, 84636), (540, 75232), (576, 70530), (640, 63477), (720, 56424), (864, 47020), (960, 42318), (1080, 37616), (1152, 35265), (1440, 28212), (1728, 23510), (1920, 21159), (2160, 18808), (2351, 17280), (2880, 14106), (3456, 11755), (4320, 9404), (4702, 8640), (5760, 7053)]