620121468

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:859

約数の個数: 72

約数和(自身を含む): 1535807952

約数和(自身を除く): 915686484

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 257, 361, 514, 557, 722, 771, 1028, 1083, 1114, 1444, 1542, 1671, 2166, 2228, 3084, 3342, 4332, 4883, 6684, 9766, 10583, 14649, 19532, 21166, 29298, 31749, 42332, 58596, 63498, 92777, 126996, 143149, 185554, 201077, 278331, 286298, 371108, 402154, 429447, 556662, 572596, 603231, 804308, 858894, 1113324, 1206462, 1717788, 2412924, 2719831, 5439662, 8159493, 10879324, 16318986, 32637972, 51676789, 103353578, 155030367, 206707156, 310060734, 620121468]

約数ペア:

[(1, 620121468), (2, 310060734), (3, 206707156), (4, 155030367), (6, 103353578), (12, 51676789), (19, 32637972), (38, 16318986), (57, 10879324), (76, 8159493), (114, 5439662), (228, 2719831), (257, 2412924), (361, 1717788), (514, 1206462), (557, 1113324), (722, 858894), (771, 804308), (1028, 603231), (1083, 572596), (1114, 556662), (1444, 429447), (1542, 402154), (1671, 371108), (2166, 286298), (2228, 278331), (3084, 201077), (3342, 185554), (4332, 143149), (4883, 126996), (6684, 92777), (9766, 63498), (10583, 58596), (14649, 42332), (19532, 31749), (21166, 29298)]