173899880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 492687360

約数和(自身を除く): 318787480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 131, 140, 154, 220, 262, 280, 308, 385, 431, 440, 524, 616, 655, 770, 862, 917, 1048, 1310, 1441, 1540, 1724, 1834, 2155, 2620, 2882, 3017, 3080, 3448, 3668, 4310, 4585, 4741, 5240, 5764, 6034, 7205, 7336, 8620, 9170, 9482, 10087, 11528, 12068, 14410, 15085, 17240, 18340, 18964, 20174, 23705, 24136, 28820, 30170, 33187, 36680, 37928, 40348, 47410, 50435, 56461, 57640, 60340, 66374, 80696, 94820, 100870, 112922, 120680, 132748, 165935, 189640, 201740, 225844, 265496, 282305, 331870, 395227, 403480, 451688, 564610, 621071, 663740, 790454, 1129220, 1242142, 1327480, 1580908, 1976135, 2258440, 2484284, 3105355, 3161816, 3952270, 4347497, 4968568, 6210710, 7904540, 8694994, 12421420, 15809080, 17389988, 21737485, 24842840, 34779976, 43474970, 86949940, 173899880]

約数ペア:

[(1, 173899880), (2, 86949940), (4, 43474970), (5, 34779976), (7, 24842840), (8, 21737485), (10, 17389988), (11, 15809080), (14, 12421420), (20, 8694994), (22, 7904540), (28, 6210710), (35, 4968568), (40, 4347497), (44, 3952270), (55, 3161816), (56, 3105355), (70, 2484284), (77, 2258440), (88, 1976135), (110, 1580908), (131, 1327480), (140, 1242142), (154, 1129220), (220, 790454), (262, 663740), (280, 621071), (308, 564610), (385, 451688), (431, 403480), (440, 395227), (524, 331870), (616, 282305), (655, 265496), (770, 225844), (862, 201740), (917, 189640), (1048, 165935), (1310, 132748), (1441, 120680), (1540, 112922), (1724, 100870), (1834, 94820), (2155, 80696), (2620, 66374), (2882, 60340), (3017, 57640), (3080, 56461), (3448, 50435), (3668, 47410), (4310, 40348), (4585, 37928), (4741, 36680), (5240, 33187), (5764, 30170), (6034, 28820), (7205, 24136), (7336, 23705), (8620, 20174), (9170, 18964), (9482, 18340), (10087, 17240), (11528, 15085), (12068, 14410)]