56702720

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1481

約数の個数: 72

約数和(自身を含む): 140300160

約数和(自身を除く): 83597440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1429, 1984, 2480, 2858, 3968, 4960, 5716, 7145, 7936, 9920, 11432, 14290, 19840, 22864, 28580, 39680, 44299, 45728, 57160, 88598, 91456, 114320, 177196, 182912, 221495, 228640, 354392, 365824, 442990, 457280, 708784, 885980, 914560, 1417568, 1771960, 1829120, 2835136, 3543920, 5670272, 7087840, 11340544, 14175680, 28351360, 56702720]

約数ペア:

[(1, 56702720), (2, 28351360), (4, 14175680), (5, 11340544), (8, 7087840), (10, 5670272), (16, 3543920), (20, 2835136), (31, 1829120), (32, 1771960), (40, 1417568), (62, 914560), (64, 885980), (80, 708784), (124, 457280), (128, 442990), (155, 365824), (160, 354392), (248, 228640), (256, 221495), (310, 182912), (320, 177196), (496, 114320), (620, 91456), (640, 88598), (992, 57160), (1240, 45728), (1280, 44299), (1429, 39680), (1984, 28580), (2480, 22864), (2858, 19840), (3968, 14290), (4960, 11432), (5716, 9920), (7145, 7936)]