661339872

素因数分解:

$2^5\times 3^2\times {\mathrm{367}}^1\times {\mathrm{6257}}^1$

素因数の和:6640

約数の個数: 72

約数和(自身を含む): 1886111136

約数和(自身を除く): 1224771264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 367, 734, 1101, 1468, 2202, 2936, 3303, 4404, 5872, 6257, 6606, 8808, 11744, 12514, 13212, 17616, 18771, 25028, 26424, 35232, 37542, 50056, 52848, 56313, 75084, 100112, 105696, 112626, 150168, 200224, 225252, 300336, 450504, 600672, 901008, 1802016, 2296319, 4592638, 6888957, 9185276, 13777914, 18370552, 20666871, 27555828, 36741104, 41333742, 55111656, 73482208, 82667484, 110223312, 165334968, 220446624, 330669936, 661339872]

約数ペア:

[(1, 661339872), (2, 330669936), (3, 220446624), (4, 165334968), (6, 110223312), (8, 82667484), (9, 73482208), (12, 55111656), (16, 41333742), (18, 36741104), (24, 27555828), (32, 20666871), (36, 18370552), (48, 13777914), (72, 9185276), (96, 6888957), (144, 4592638), (288, 2296319), (367, 1802016), (734, 901008), (1101, 600672), (1468, 450504), (2202, 300336), (2936, 225252), (3303, 200224), (4404, 150168), (5872, 112626), (6257, 105696), (6606, 100112), (8808, 75084), (11744, 56313), (12514, 52848), (13212, 50056), (17616, 37542), (18771, 35232), (25028, 26424)]