204537480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6581}}^1$

素因数の和:6639

約数の個数: 128

約数和(自身を含む): 720334080

約数和(自身を除く): 515796600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 6581, 7770, 10360, 13162, 15540, 19743, 26324, 31080, 32905, 39486, 46067, 52648, 65810, 78972, 92134, 98715, 131620, 138201, 157944, 184268, 197430, 230335, 243497, 263240, 276402, 368536, 394860, 460670, 486994, 552804, 691005, 730491, 789720, 921340, 973988, 1105608, 1217485, 1382010, 1460982, 1704479, 1842680, 1947976, 2434970, 2764020, 2921964, 3408958, 3652455, 4869940, 5113437, 5528040, 5843928, 6817916, 7304910, 8522395, 9739880, 10226874, 13635832, 14609820, 17044790, 20453748, 25567185, 29219640, 34089580, 40907496, 51134370, 68179160, 102268740, 204537480]

約数ペア:

[(1, 204537480), (2, 102268740), (3, 68179160), (4, 51134370), (5, 40907496), (6, 34089580), (7, 29219640), (8, 25567185), (10, 20453748), (12, 17044790), (14, 14609820), (15, 13635832), (20, 10226874), (21, 9739880), (24, 8522395), (28, 7304910), (30, 6817916), (35, 5843928), (37, 5528040), (40, 5113437), (42, 4869940), (56, 3652455), (60, 3408958), (70, 2921964), (74, 2764020), (84, 2434970), (105, 1947976), (111, 1842680), (120, 1704479), (140, 1460982), (148, 1382010), (168, 1217485), (185, 1105608), (210, 973988), (222, 921340), (259, 789720), (280, 730491), (296, 691005), (370, 552804), (420, 486994), (444, 460670), (518, 394860), (555, 368536), (740, 276402), (777, 263240), (840, 243497), (888, 230335), (1036, 197430), (1110, 184268), (1295, 157944), (1480, 138201), (1554, 131620), (2072, 98715), (2220, 92134), (2590, 78972), (3108, 65810), (3885, 52648), (4440, 46067), (5180, 39486), (6216, 32905), (6581, 31080), (7770, 26324), (10360, 19743), (13162, 15540)]