138282930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:721

約数の個数: 128

約数和(自身を含む): 399375360

約数和(自身を除く): 261092430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 47, 51, 54, 85, 90, 94, 102, 135, 141, 153, 170, 235, 255, 270, 282, 306, 423, 459, 470, 510, 641, 705, 765, 799, 846, 918, 1269, 1282, 1410, 1530, 1598, 1923, 2115, 2295, 2397, 2538, 3205, 3846, 3995, 4230, 4590, 4794, 5769, 6345, 6410, 7191, 7990, 9615, 10897, 11538, 11985, 12690, 14382, 17307, 19230, 21573, 21794, 23970, 28845, 30127, 32691, 34614, 35955, 43146, 54485, 57690, 60254, 65382, 71910, 86535, 90381, 98073, 107865, 108970, 150635, 163455, 173070, 180762, 196146, 215730, 271143, 294219, 301270, 326910, 451905, 490365, 512159, 542286, 588438, 813429, 903810, 980730, 1024318, 1355715, 1471095, 1536477, 1626858, 2560795, 2711430, 2942190, 3072954, 4067145, 4609431, 5121590, 7682385, 8134290, 9218862, 13828293, 15364770, 23047155, 27656586, 46094310, 69141465, 138282930]

約数ペア:

[(1, 138282930), (2, 69141465), (3, 46094310), (5, 27656586), (6, 23047155), (9, 15364770), (10, 13828293), (15, 9218862), (17, 8134290), (18, 7682385), (27, 5121590), (30, 4609431), (34, 4067145), (45, 3072954), (47, 2942190), (51, 2711430), (54, 2560795), (85, 1626858), (90, 1536477), (94, 1471095), (102, 1355715), (135, 1024318), (141, 980730), (153, 903810), (170, 813429), (235, 588438), (255, 542286), (270, 512159), (282, 490365), (306, 451905), (423, 326910), (459, 301270), (470, 294219), (510, 271143), (641, 215730), (705, 196146), (765, 180762), (799, 173070), (846, 163455), (918, 150635), (1269, 108970), (1282, 107865), (1410, 98073), (1530, 90381), (1598, 86535), (1923, 71910), (2115, 65382), (2295, 60254), (2397, 57690), (2538, 54485), (3205, 43146), (3846, 35955), (3995, 34614), (4230, 32691), (4590, 30127), (4794, 28845), (5769, 23970), (6345, 21794), (6410, 21573), (7191, 19230), (7990, 17307), (9615, 14382), (10897, 12690), (11538, 11985)]