30725280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1163

約数の個数: 144

約数和(自身を含む): 110466720

約数和(自身を除く): 79741440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1123, 1140, 1368, 1440, 1520, 1710, 1824, 2246, 2280, 2736, 3040, 3369, 3420, 4492, 4560, 5472, 5615, 6738, 6840, 8984, 9120, 10107, 11230, 13476, 13680, 16845, 17968, 20214, 21337, 22460, 26952, 27360, 33690, 35936, 40428, 42674, 44920, 50535, 53904, 64011, 67380, 80856, 85348, 89840, 101070, 106685, 107808, 128022, 134760, 161712, 170696, 179680, 192033, 202140, 213370, 256044, 269520, 320055, 323424, 341392, 384066, 404280, 426740, 512088, 539040, 640110, 682784, 768132, 808560, 853480, 960165, 1024176, 1280220, 1536264, 1617120, 1706960, 1920330, 2048352, 2560440, 3072528, 3413920, 3840660, 5120880, 6145056, 7681320, 10241760, 15362640, 30725280]

約数ペア:

[(1, 30725280), (2, 15362640), (3, 10241760), (4, 7681320), (5, 6145056), (6, 5120880), (8, 3840660), (9, 3413920), (10, 3072528), (12, 2560440), (15, 2048352), (16, 1920330), (18, 1706960), (19, 1617120), (20, 1536264), (24, 1280220), (30, 1024176), (32, 960165), (36, 853480), (38, 808560), (40, 768132), (45, 682784), (48, 640110), (57, 539040), (60, 512088), (72, 426740), (76, 404280), (80, 384066), (90, 341392), (95, 323424), (96, 320055), (114, 269520), (120, 256044), (144, 213370), (152, 202140), (160, 192033), (171, 179680), (180, 170696), (190, 161712), (228, 134760), (240, 128022), (285, 107808), (288, 106685), (304, 101070), (342, 89840), (360, 85348), (380, 80856), (456, 67380), (480, 64011), (570, 53904), (608, 50535), (684, 44920), (720, 42674), (760, 40428), (855, 35936), (912, 33690), (1123, 27360), (1140, 26952), (1368, 22460), (1440, 21337), (1520, 20214), (1710, 17968), (1824, 16845), (2246, 13680), (2280, 13476), (2736, 11230), (3040, 10107), (3369, 9120), (3420, 8984), (4492, 6840), (4560, 6738), (5472, 5615)]