281128032

素因数分解:

$2^5\times 3^2\times {\mathrm{251}}^1\times {\mathrm{3889}}^1$

素因数の和:4156

約数の個数: 72

約数和(自身を含む): 802849320

約数和(自身を除く): 521721288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 251, 288, 502, 753, 1004, 1506, 2008, 2259, 3012, 3889, 4016, 4518, 6024, 7778, 8032, 9036, 11667, 12048, 15556, 18072, 23334, 24096, 31112, 35001, 36144, 46668, 62224, 70002, 72288, 93336, 124448, 140004, 186672, 280008, 373344, 560016, 976139, 1120032, 1952278, 2928417, 3904556, 5856834, 7809112, 8785251, 11713668, 15618224, 17570502, 23427336, 31236448, 35141004, 46854672, 70282008, 93709344, 140564016, 281128032]

約数ペア:

[(1, 281128032), (2, 140564016), (3, 93709344), (4, 70282008), (6, 46854672), (8, 35141004), (9, 31236448), (12, 23427336), (16, 17570502), (18, 15618224), (24, 11713668), (32, 8785251), (36, 7809112), (48, 5856834), (72, 3904556), (96, 2928417), (144, 1952278), (251, 1120032), (288, 976139), (502, 560016), (753, 373344), (1004, 280008), (1506, 186672), (2008, 140004), (2259, 124448), (3012, 93336), (3889, 72288), (4016, 70002), (4518, 62224), (6024, 46668), (7778, 36144), (8032, 35001), (9036, 31112), (11667, 24096), (12048, 23334), (15556, 18072)]