31130550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:379

約数の個数: 144

約数和(自身を含む): 96333120

約数和(自身を除く): 65202570

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 25, 30, 33, 38, 45, 50, 55, 57, 66, 75, 90, 95, 99, 110, 114, 150, 165, 171, 190, 198, 209, 225, 275, 285, 330, 331, 342, 418, 450, 475, 495, 550, 570, 627, 662, 825, 855, 950, 990, 993, 1045, 1254, 1425, 1650, 1655, 1710, 1881, 1986, 2090, 2475, 2850, 2979, 3135, 3310, 3641, 3762, 4275, 4950, 4965, 5225, 5958, 6270, 6289, 7282, 8275, 8550, 9405, 9930, 10450, 10923, 12578, 14895, 15675, 16550, 18205, 18810, 18867, 21846, 24825, 29790, 31350, 31445, 32769, 36410, 37734, 47025, 49650, 54615, 56601, 62890, 65538, 69179, 74475, 91025, 94050, 94335, 109230, 113202, 138358, 148950, 157225, 163845, 182050, 188670, 207537, 273075, 283005, 314450, 327690, 345895, 415074, 471675, 546150, 566010, 622611, 691790, 819225, 943350, 1037685, 1245222, 1415025, 1638450, 1729475, 2075370, 2830050, 3113055, 3458950, 5188425, 6226110, 10376850, 15565275, 31130550]

約数ペア:

[(1, 31130550), (2, 15565275), (3, 10376850), (5, 6226110), (6, 5188425), (9, 3458950), (10, 3113055), (11, 2830050), (15, 2075370), (18, 1729475), (19, 1638450), (22, 1415025), (25, 1245222), (30, 1037685), (33, 943350), (38, 819225), (45, 691790), (50, 622611), (55, 566010), (57, 546150), (66, 471675), (75, 415074), (90, 345895), (95, 327690), (99, 314450), (110, 283005), (114, 273075), (150, 207537), (165, 188670), (171, 182050), (190, 163845), (198, 157225), (209, 148950), (225, 138358), (275, 113202), (285, 109230), (330, 94335), (331, 94050), (342, 91025), (418, 74475), (450, 69179), (475, 65538), (495, 62890), (550, 56601), (570, 54615), (627, 49650), (662, 47025), (825, 37734), (855, 36410), (950, 32769), (990, 31445), (993, 31350), (1045, 29790), (1254, 24825), (1425, 21846), (1650, 18867), (1655, 18810), (1710, 18205), (1881, 16550), (1986, 15675), (2090, 14895), (2475, 12578), (2850, 10923), (2979, 10450), (3135, 9930), (3310, 9405), (3641, 8550), (3762, 8275), (4275, 7282), (4950, 6289), (4965, 6270), (5225, 5958)]