131155440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:487

約数の個数: 160

約数和(自身を含む): 442638336

約数和(自身を除く): 311482896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 127, 130, 156, 195, 208, 240, 254, 260, 312, 331, 381, 390, 508, 520, 624, 635, 662, 762, 780, 993, 1016, 1040, 1270, 1324, 1524, 1560, 1651, 1655, 1905, 1986, 2032, 2540, 2648, 3048, 3120, 3302, 3310, 3810, 3972, 4303, 4953, 4965, 5080, 5296, 6096, 6604, 6620, 7620, 7944, 8255, 8606, 9906, 9930, 10160, 12909, 13208, 13240, 15240, 15888, 16510, 17212, 19812, 19860, 21515, 24765, 25818, 26416, 26480, 30480, 33020, 34424, 39624, 39720, 42037, 43030, 49530, 51636, 64545, 66040, 68848, 79248, 79440, 84074, 86060, 99060, 103272, 126111, 129090, 132080, 168148, 172120, 198120, 206544, 210185, 252222, 258180, 336296, 344240, 396240, 420370, 504444, 516360, 546481, 630555, 672592, 840740, 1008888, 1032720, 1092962, 1261110, 1639443, 1681480, 2017776, 2185924, 2522220, 2732405, 3278886, 3362960, 4371848, 5044440, 5464810, 6557772, 8197215, 8743696, 10088880, 10929620, 13115544, 16394430, 21859240, 26231088, 32788860, 43718480, 65577720, 131155440]

約数ペア:

[(1, 131155440), (2, 65577720), (3, 43718480), (4, 32788860), (5, 26231088), (6, 21859240), (8, 16394430), (10, 13115544), (12, 10929620), (13, 10088880), (15, 8743696), (16, 8197215), (20, 6557772), (24, 5464810), (26, 5044440), (30, 4371848), (39, 3362960), (40, 3278886), (48, 2732405), (52, 2522220), (60, 2185924), (65, 2017776), (78, 1681480), (80, 1639443), (104, 1261110), (120, 1092962), (127, 1032720), (130, 1008888), (156, 840740), (195, 672592), (208, 630555), (240, 546481), (254, 516360), (260, 504444), (312, 420370), (331, 396240), (381, 344240), (390, 336296), (508, 258180), (520, 252222), (624, 210185), (635, 206544), (662, 198120), (762, 172120), (780, 168148), (993, 132080), (1016, 129090), (1040, 126111), (1270, 103272), (1324, 99060), (1524, 86060), (1560, 84074), (1651, 79440), (1655, 79248), (1905, 68848), (1986, 66040), (2032, 64545), (2540, 51636), (2648, 49530), (3048, 43030), (3120, 42037), (3302, 39720), (3310, 39624), (3810, 34424), (3972, 33020), (4303, 30480), (4953, 26480), (4965, 26416), (5080, 25818), (5296, 24765), (6096, 21515), (6604, 19860), (6620, 19812), (7620, 17212), (7944, 16510), (8255, 15888), (8606, 15240), (9906, 13240), (9930, 13208), (10160, 12909)]