488721940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{6599}}^1$

素因数の和:6661

約数の個数: 72

約数和(自身を含む): 1226332800

約数和(自身を除く): 737610860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 529, 644, 805, 1058, 1610, 2116, 2645, 3220, 3703, 5290, 6599, 7406, 10580, 13198, 14812, 18515, 26396, 32995, 37030, 46193, 65990, 74060, 92386, 131980, 151777, 184772, 230965, 303554, 461930, 607108, 758885, 923860, 1062439, 1517770, 2124878, 3035540, 3490871, 4249756, 5312195, 6981742, 10624390, 13963484, 17454355, 21248780, 24436097, 34908710, 48872194, 69817420, 97744388, 122180485, 244360970, 488721940]

約数ペア:

[(1, 488721940), (2, 244360970), (4, 122180485), (5, 97744388), (7, 69817420), (10, 48872194), (14, 34908710), (20, 24436097), (23, 21248780), (28, 17454355), (35, 13963484), (46, 10624390), (70, 6981742), (92, 5312195), (115, 4249756), (140, 3490871), (161, 3035540), (230, 2124878), (322, 1517770), (460, 1062439), (529, 923860), (644, 758885), (805, 607108), (1058, 461930), (1610, 303554), (2116, 230965), (2645, 184772), (3220, 151777), (3703, 131980), (5290, 92386), (6599, 74060), (7406, 65990), (10580, 46193), (13198, 37030), (14812, 32995), (18515, 26396)]