28967580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6997}}^1$

素因数の和:7035

約数の個数: 72

約数和(自身を含む): 91701792

約数和(自身を除く): 62734212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 6997, 13994, 20991, 27988, 34985, 41982, 62973, 69970, 83964, 104955, 125946, 139940, 160931, 209910, 251892, 314865, 321862, 419820, 482793, 629730, 643724, 804655, 965586, 1259460, 1448379, 1609310, 1931172, 2413965, 2896758, 3218620, 4827930, 5793516, 7241895, 9655860, 14483790, 28967580]

約数ペア:

[(1, 28967580), (2, 14483790), (3, 9655860), (4, 7241895), (5, 5793516), (6, 4827930), (9, 3218620), (10, 2896758), (12, 2413965), (15, 1931172), (18, 1609310), (20, 1448379), (23, 1259460), (30, 965586), (36, 804655), (45, 643724), (46, 629730), (60, 482793), (69, 419820), (90, 321862), (92, 314865), (115, 251892), (138, 209910), (180, 160931), (207, 139940), (230, 125946), (276, 104955), (345, 83964), (414, 69970), (460, 62973), (690, 41982), (828, 34985), (1035, 27988), (1380, 20991), (2070, 13994), (4140, 6997)]