42990180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:869

約数の個数: 96

約数和(自身を含む): 128701440

約数和(自身を除く): 85711260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 58, 60, 62, 87, 93, 116, 124, 145, 155, 174, 186, 290, 310, 348, 372, 435, 465, 580, 620, 797, 870, 899, 930, 1594, 1740, 1798, 1860, 2391, 2697, 3188, 3596, 3985, 4495, 4782, 5394, 7970, 8990, 9564, 10788, 11955, 13485, 15940, 17980, 23113, 23910, 24707, 26970, 46226, 47820, 49414, 53940, 69339, 74121, 92452, 98828, 115565, 123535, 138678, 148242, 231130, 247070, 277356, 296484, 346695, 370605, 462260, 494140, 693390, 716503, 741210, 1386780, 1433006, 1482420, 2149509, 2866012, 3582515, 4299018, 7165030, 8598036, 10747545, 14330060, 21495090, 42990180]

約数ペア:

[(1, 42990180), (2, 21495090), (3, 14330060), (4, 10747545), (5, 8598036), (6, 7165030), (10, 4299018), (12, 3582515), (15, 2866012), (20, 2149509), (29, 1482420), (30, 1433006), (31, 1386780), (58, 741210), (60, 716503), (62, 693390), (87, 494140), (93, 462260), (116, 370605), (124, 346695), (145, 296484), (155, 277356), (174, 247070), (186, 231130), (290, 148242), (310, 138678), (348, 123535), (372, 115565), (435, 98828), (465, 92452), (580, 74121), (620, 69339), (797, 53940), (870, 49414), (899, 47820), (930, 46226), (1594, 26970), (1740, 24707), (1798, 23910), (1860, 23113), (2391, 17980), (2697, 15940), (3188, 13485), (3596, 11955), (3985, 10788), (4495, 9564), (4782, 8990), (5394, 7970)]