128088800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:373

約数の個数: 144

約数和(自身を含む): 362789280

約数和(自身を除く): 234700480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 89, 100, 112, 140, 160, 175, 178, 200, 224, 257, 280, 350, 356, 400, 445, 514, 560, 623, 700, 712, 800, 890, 1028, 1120, 1246, 1285, 1400, 1424, 1780, 1799, 2056, 2225, 2492, 2570, 2800, 2848, 3115, 3560, 3598, 4112, 4450, 4984, 5140, 5600, 6230, 6425, 7120, 7196, 8224, 8900, 8995, 9968, 10280, 12460, 12850, 14240, 14392, 15575, 17800, 17990, 19936, 20560, 22873, 24920, 25700, 28784, 31150, 35600, 35980, 41120, 44975, 45746, 49840, 51400, 57568, 62300, 71200, 71960, 89950, 91492, 99680, 102800, 114365, 124600, 143920, 160111, 179900, 182984, 205600, 228730, 249200, 287840, 320222, 359800, 365968, 457460, 498400, 571825, 640444, 719600, 731936, 800555, 914920, 1143650, 1280888, 1439200, 1601110, 1829840, 2287300, 2561776, 3202220, 3659680, 4002775, 4574600, 5123552, 6404440, 8005550, 9149200, 12808880, 16011100, 18298400, 25617760, 32022200, 64044400, 128088800]

約数ペア:

[(1, 128088800), (2, 64044400), (4, 32022200), (5, 25617760), (7, 18298400), (8, 16011100), (10, 12808880), (14, 9149200), (16, 8005550), (20, 6404440), (25, 5123552), (28, 4574600), (32, 4002775), (35, 3659680), (40, 3202220), (50, 2561776), (56, 2287300), (70, 1829840), (80, 1601110), (89, 1439200), (100, 1280888), (112, 1143650), (140, 914920), (160, 800555), (175, 731936), (178, 719600), (200, 640444), (224, 571825), (257, 498400), (280, 457460), (350, 365968), (356, 359800), (400, 320222), (445, 287840), (514, 249200), (560, 228730), (623, 205600), (700, 182984), (712, 179900), (800, 160111), (890, 143920), (1028, 124600), (1120, 114365), (1246, 102800), (1285, 99680), (1400, 91492), (1424, 89950), (1780, 71960), (1799, 71200), (2056, 62300), (2225, 57568), (2492, 51400), (2570, 49840), (2800, 45746), (2848, 44975), (3115, 41120), (3560, 35980), (3598, 35600), (4112, 31150), (4450, 28784), (4984, 25700), (5140, 24920), (5600, 22873), (6230, 20560), (6425, 19936), (7120, 17990), (7196, 17800), (8224, 15575), (8900, 14392), (8995, 14240), (9968, 12850), (10280, 12460)]