21263520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1478

約数の個数: 96

約数和(自身を含む): 69189120

約数和(自身を除く): 47925600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1429, 1488, 1860, 2480, 2858, 2976, 3720, 4287, 4960, 5716, 7145, 7440, 8574, 11432, 14290, 14880, 17148, 21435, 22864, 28580, 34296, 42870, 44299, 45728, 57160, 68592, 85740, 88598, 114320, 132897, 137184, 171480, 177196, 221495, 228640, 265794, 342960, 354392, 442990, 531588, 664485, 685920, 708784, 885980, 1063176, 1328970, 1417568, 1771960, 2126352, 2657940, 3543920, 4252704, 5315880, 7087840, 10631760, 21263520]

約数ペア:

[(1, 21263520), (2, 10631760), (3, 7087840), (4, 5315880), (5, 4252704), (6, 3543920), (8, 2657940), (10, 2126352), (12, 1771960), (15, 1417568), (16, 1328970), (20, 1063176), (24, 885980), (30, 708784), (31, 685920), (32, 664485), (40, 531588), (48, 442990), (60, 354392), (62, 342960), (80, 265794), (93, 228640), (96, 221495), (120, 177196), (124, 171480), (155, 137184), (160, 132897), (186, 114320), (240, 88598), (248, 85740), (310, 68592), (372, 57160), (465, 45728), (480, 44299), (496, 42870), (620, 34296), (744, 28580), (930, 22864), (992, 21435), (1240, 17148), (1429, 14880), (1488, 14290), (1860, 11432), (2480, 8574), (2858, 7440), (2976, 7145), (3720, 5716), (4287, 4960)]