12257640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 40435200

約数和(自身を除く): 28177560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 158, 180, 237, 316, 360, 395, 431, 474, 632, 711, 790, 862, 948, 1185, 1293, 1422, 1580, 1724, 1896, 2155, 2370, 2586, 2844, 3160, 3448, 3555, 3879, 4310, 4740, 5172, 5688, 6465, 7110, 7758, 8620, 9480, 10344, 12930, 14220, 15516, 17240, 19395, 25860, 28440, 31032, 34049, 38790, 51720, 68098, 77580, 102147, 136196, 155160, 170245, 204294, 272392, 306441, 340490, 408588, 510735, 612882, 680980, 817176, 1021470, 1225764, 1361960, 1532205, 2042940, 2451528, 3064410, 4085880, 6128820, 12257640]

約数ペア:

[(1, 12257640), (2, 6128820), (3, 4085880), (4, 3064410), (5, 2451528), (6, 2042940), (8, 1532205), (9, 1361960), (10, 1225764), (12, 1021470), (15, 817176), (18, 680980), (20, 612882), (24, 510735), (30, 408588), (36, 340490), (40, 306441), (45, 272392), (60, 204294), (72, 170245), (79, 155160), (90, 136196), (120, 102147), (158, 77580), (180, 68098), (237, 51720), (316, 38790), (360, 34049), (395, 31032), (431, 28440), (474, 25860), (632, 19395), (711, 17240), (790, 15516), (862, 14220), (948, 12930), (1185, 10344), (1293, 9480), (1422, 8620), (1580, 7758), (1724, 7110), (1896, 6465), (2155, 5688), (2370, 5172), (2586, 4740), (2844, 4310), (3160, 3879), (3448, 3555)]