131071320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{631}}^1$

素因数の和:1225

約数の個数: 96

約数和(自身を含む): 427396320

約数和(自身を除く): 296325000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 577, 631, 1154, 1262, 1731, 1893, 2308, 2524, 2885, 3155, 3462, 3786, 4616, 5048, 5193, 5679, 5770, 6310, 6924, 7572, 8655, 9465, 10386, 11358, 11540, 12620, 13848, 15144, 17310, 18930, 20772, 22716, 23080, 25240, 25965, 28395, 34620, 37860, 41544, 45432, 51930, 56790, 69240, 75720, 103860, 113580, 207720, 227160, 364087, 728174, 1092261, 1456348, 1820435, 2184522, 2912696, 3276783, 3640870, 4369044, 5461305, 6553566, 7281740, 8738088, 10922610, 13107132, 14563480, 16383915, 21845220, 26214264, 32767830, 43690440, 65535660, 131071320]

約数ペア:

[(1, 131071320), (2, 65535660), (3, 43690440), (4, 32767830), (5, 26214264), (6, 21845220), (8, 16383915), (9, 14563480), (10, 13107132), (12, 10922610), (15, 8738088), (18, 7281740), (20, 6553566), (24, 5461305), (30, 4369044), (36, 3640870), (40, 3276783), (45, 2912696), (60, 2184522), (72, 1820435), (90, 1456348), (120, 1092261), (180, 728174), (360, 364087), (577, 227160), (631, 207720), (1154, 113580), (1262, 103860), (1731, 75720), (1893, 69240), (2308, 56790), (2524, 51930), (2885, 45432), (3155, 41544), (3462, 37860), (3786, 34620), (4616, 28395), (5048, 25965), (5193, 25240), (5679, 23080), (5770, 22716), (6310, 20772), (6924, 18930), (7572, 17310), (8655, 15144), (9465, 13848), (10386, 12620), (11358, 11540)]