672864280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{2239}}^1$

素因数の和:2944

約数の個数: 64

約数和(自身を含む): 1654732800

約数和(自身を除く): 981868520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 683, 1366, 2239, 2732, 3415, 4478, 5464, 6830, 7513, 8956, 11195, 13660, 15026, 17912, 22390, 24629, 27320, 30052, 37565, 44780, 49258, 60104, 75130, 89560, 98516, 123145, 150260, 197032, 246290, 300520, 492580, 985160, 1529237, 3058474, 6116948, 7646185, 12233896, 15292370, 16821607, 30584740, 33643214, 61169480, 67286428, 84108035, 134572856, 168216070, 336432140, 672864280]

約数ペア:

[(1, 672864280), (2, 336432140), (4, 168216070), (5, 134572856), (8, 84108035), (10, 67286428), (11, 61169480), (20, 33643214), (22, 30584740), (40, 16821607), (44, 15292370), (55, 12233896), (88, 7646185), (110, 6116948), (220, 3058474), (440, 1529237), (683, 985160), (1366, 492580), (2239, 300520), (2732, 246290), (3415, 197032), (4478, 150260), (5464, 123145), (6830, 98516), (7513, 89560), (8956, 75130), (11195, 60104), (13660, 49258), (15026, 44780), (17912, 37565), (22390, 30052), (24629, 27320)]