205201530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:548

約数の個数: 96

約数和(自身を含む): 550368000

約数和(自身を除く): 345166470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 139, 141, 235, 278, 282, 349, 417, 423, 470, 695, 698, 705, 834, 846, 1047, 1251, 1390, 1410, 1745, 2085, 2094, 2115, 2502, 3141, 3490, 4170, 4230, 5235, 6255, 6282, 6533, 10470, 12510, 13066, 15705, 16403, 19599, 31410, 32665, 32806, 39198, 48511, 49209, 58797, 65330, 82015, 97022, 97995, 98418, 117594, 145533, 147627, 164030, 195990, 242555, 246045, 291066, 293985, 295254, 436599, 485110, 492090, 587970, 727665, 738135, 873198, 1455330, 1476270, 2182995, 2280017, 4365990, 4560034, 6840051, 11400085, 13680102, 20520153, 22800170, 34200255, 41040306, 68400510, 102600765, 205201530]

約数ペア:

[(1, 205201530), (2, 102600765), (3, 68400510), (5, 41040306), (6, 34200255), (9, 22800170), (10, 20520153), (15, 13680102), (18, 11400085), (30, 6840051), (45, 4560034), (47, 4365990), (90, 2280017), (94, 2182995), (139, 1476270), (141, 1455330), (235, 873198), (278, 738135), (282, 727665), (349, 587970), (417, 492090), (423, 485110), (470, 436599), (695, 295254), (698, 293985), (705, 291066), (834, 246045), (846, 242555), (1047, 195990), (1251, 164030), (1390, 147627), (1410, 145533), (1745, 117594), (2085, 98418), (2094, 97995), (2115, 97022), (2502, 82015), (3141, 65330), (3490, 58797), (4170, 49209), (4230, 48511), (5235, 39198), (6255, 32806), (6282, 32665), (6533, 31410), (10470, 19599), (12510, 16403), (13066, 15705)]