1225174580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 3130493184

約数和(自身を除く): 1905318604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 71, 92, 115, 140, 142, 161, 230, 233, 284, 322, 355, 460, 466, 497, 529, 644, 710, 805, 932, 994, 1058, 1165, 1420, 1610, 1631, 1633, 1988, 2116, 2330, 2485, 2645, 3220, 3262, 3266, 3703, 4660, 4970, 5290, 5359, 6524, 6532, 7406, 8155, 8165, 9940, 10580, 10718, 11431, 14812, 16310, 16330, 16543, 18515, 21436, 22862, 26795, 32620, 32660, 33086, 37030, 37513, 37559, 45724, 53590, 57155, 66172, 74060, 75026, 75118, 82715, 107180, 114310, 115801, 123257, 150052, 150236, 165430, 187565, 187795, 228620, 231602, 246514, 262913, 330860, 375130, 375590, 380489, 463204, 493028, 525826, 579005, 616285, 750260, 751180, 760978, 862799, 1051652, 1158010, 1232570, 1314565, 1521956, 1725598, 1902445, 2316020, 2465140, 2629130, 2663423, 3451196, 3804890, 4313995, 5258260, 5326846, 7609780, 8627990, 8751247, 10653692, 13317115, 17255980, 17502494, 26634230, 35004988, 43756235, 53268460, 61258729, 87512470, 122517458, 175024940, 245034916, 306293645, 612587290, 1225174580]

約数ペア:

[(1, 1225174580), (2, 612587290), (4, 306293645), (5, 245034916), (7, 175024940), (10, 122517458), (14, 87512470), (20, 61258729), (23, 53268460), (28, 43756235), (35, 35004988), (46, 26634230), (70, 17502494), (71, 17255980), (92, 13317115), (115, 10653692), (140, 8751247), (142, 8627990), (161, 7609780), (230, 5326846), (233, 5258260), (284, 4313995), (322, 3804890), (355, 3451196), (460, 2663423), (466, 2629130), (497, 2465140), (529, 2316020), (644, 1902445), (710, 1725598), (805, 1521956), (932, 1314565), (994, 1232570), (1058, 1158010), (1165, 1051652), (1420, 862799), (1610, 760978), (1631, 751180), (1633, 750260), (1988, 616285), (2116, 579005), (2330, 525826), (2485, 493028), (2645, 463204), (3220, 380489), (3262, 375590), (3266, 375130), (3703, 330860), (4660, 262913), (4970, 246514), (5290, 231602), (5359, 228620), (6524, 187795), (6532, 187565), (7406, 165430), (8155, 150236), (8165, 150052), (9940, 123257), (10580, 115801), (10718, 114310), (11431, 107180), (14812, 82715), (16310, 75118), (16330, 75026), (16543, 74060), (18515, 66172), (21436, 57155), (22862, 53590), (26795, 45724), (32620, 37559), (32660, 37513), (33086, 37030)]