78408090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{13003}}^1$

素因数の和:13083

約数の個数: 48

約数和(自身を含む): 206919648

約数和(自身を除く): 128511558

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 134, 201, 335, 402, 603, 670, 1005, 1206, 2010, 3015, 6030, 13003, 26006, 39009, 65015, 78018, 117027, 130030, 195045, 234054, 390090, 585135, 871201, 1170270, 1742402, 2613603, 4356005, 5227206, 7840809, 8712010, 13068015, 15681618, 26136030, 39204045, 78408090]

約数ペア:

[(1, 78408090), (2, 39204045), (3, 26136030), (5, 15681618), (6, 13068015), (9, 8712010), (10, 7840809), (15, 5227206), (18, 4356005), (30, 2613603), (45, 1742402), (67, 1170270), (90, 871201), (134, 585135), (201, 390090), (335, 234054), (402, 195045), (603, 130030), (670, 117027), (1005, 78018), (1206, 65015), (2010, 39009), (3015, 26006), (6030, 13003)]