291270364

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 664957440

約数和(自身を除く): 373687076

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 61, 74, 77, 122, 148, 154, 244, 259, 308, 407, 419, 427, 518, 671, 814, 838, 854, 1036, 1342, 1628, 1676, 1708, 2257, 2684, 2849, 2933, 4514, 4609, 4697, 5698, 5866, 9028, 9218, 9394, 11396, 11732, 15503, 15799, 18436, 18788, 24827, 25559, 31006, 31598, 32263, 49654, 51118, 62012, 63196, 64526, 99308, 102236, 108521, 129052, 170533, 173789, 178913, 217042, 281149, 341066, 347578, 357826, 434084, 562298, 682132, 695156, 715652, 945683, 1124596, 1193731, 1891366, 1968043, 2387462, 3782732, 3936086, 4774924, 6619781, 7872172, 10402513, 13239562, 20805026, 26479124, 41610052, 72817591, 145635182, 291270364]

約数ペア:

[(1, 291270364), (2, 145635182), (4, 72817591), (7, 41610052), (11, 26479124), (14, 20805026), (22, 13239562), (28, 10402513), (37, 7872172), (44, 6619781), (61, 4774924), (74, 3936086), (77, 3782732), (122, 2387462), (148, 1968043), (154, 1891366), (244, 1193731), (259, 1124596), (308, 945683), (407, 715652), (419, 695156), (427, 682132), (518, 562298), (671, 434084), (814, 357826), (838, 347578), (854, 341066), (1036, 281149), (1342, 217042), (1628, 178913), (1676, 173789), (1708, 170533), (2257, 129052), (2684, 108521), (2849, 102236), (2933, 99308), (4514, 64526), (4609, 63196), (4697, 62012), (5698, 51118), (5866, 49654), (9028, 32263), (9218, 31598), (9394, 31006), (11396, 25559), (11732, 24827), (15503, 18788), (15799, 18436)]