197791720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{30713}}^1$

素因数の和:30754

約数の個数: 64

約数和(自身を含む): 530737920

約数和(自身を除く): 332946200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 30713, 61426, 122852, 153565, 214991, 245704, 307130, 429982, 614260, 706399, 859964, 1074955, 1228520, 1412798, 1719928, 2149910, 2825596, 3531995, 4299820, 4944793, 5651192, 7063990, 8599640, 9889586, 14127980, 19779172, 24723965, 28255960, 39558344, 49447930, 98895860, 197791720]

約数ペア:

[(1, 197791720), (2, 98895860), (4, 49447930), (5, 39558344), (7, 28255960), (8, 24723965), (10, 19779172), (14, 14127980), (20, 9889586), (23, 8599640), (28, 7063990), (35, 5651192), (40, 4944793), (46, 4299820), (56, 3531995), (70, 2825596), (92, 2149910), (115, 1719928), (140, 1412798), (161, 1228520), (184, 1074955), (230, 859964), (280, 706399), (322, 614260), (460, 429982), (644, 307130), (805, 245704), (920, 214991), (1288, 153565), (1610, 122852), (3220, 61426), (6440, 30713)]