342188800

素因数分解:

$2^8\times 5^2\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:574

約数の個数: 108

約数和(自身を含む): 855667456

約数和(自身を除く): 513478656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 200, 254, 256, 320, 400, 421, 508, 635, 640, 800, 842, 1016, 1270, 1280, 1600, 1684, 2032, 2105, 2540, 3175, 3200, 3368, 4064, 4210, 5080, 6350, 6400, 6736, 8128, 8420, 10160, 10525, 12700, 13472, 16256, 16840, 20320, 21050, 25400, 26944, 32512, 33680, 40640, 42100, 50800, 53467, 53888, 67360, 81280, 84200, 101600, 106934, 107776, 134720, 162560, 168400, 203200, 213868, 267335, 269440, 336800, 406400, 427736, 534670, 538880, 673600, 812800, 855472, 1069340, 1336675, 1347200, 1710944, 2138680, 2673350, 2694400, 3421888, 4277360, 5346700, 6843776, 8554720, 10693400, 13687552, 17109440, 21386800, 34218880, 42773600, 68437760, 85547200, 171094400, 342188800]

約数ペア:

[(1, 342188800), (2, 171094400), (4, 85547200), (5, 68437760), (8, 42773600), (10, 34218880), (16, 21386800), (20, 17109440), (25, 13687552), (32, 10693400), (40, 8554720), (50, 6843776), (64, 5346700), (80, 4277360), (100, 3421888), (127, 2694400), (128, 2673350), (160, 2138680), (200, 1710944), (254, 1347200), (256, 1336675), (320, 1069340), (400, 855472), (421, 812800), (508, 673600), (635, 538880), (640, 534670), (800, 427736), (842, 406400), (1016, 336800), (1270, 269440), (1280, 267335), (1600, 213868), (1684, 203200), (2032, 168400), (2105, 162560), (2540, 134720), (3175, 107776), (3200, 106934), (3368, 101600), (4064, 84200), (4210, 81280), (5080, 67360), (6350, 53888), (6400, 53467), (6736, 50800), (8128, 42100), (8420, 40640), (10160, 33680), (10525, 32512), (12700, 26944), (13472, 25400), (16256, 21050), (16840, 20320)]