131040630

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{208001}}^1$

素因数の和:208021

約数の個数: 48

約数和(自身を含む): 389379744

約数和(自身を除く): 258339114

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 208001, 416002, 624003, 1040005, 1248006, 1456007, 1872009, 2080010, 2912014, 3120015, 3744018, 4368021, 6240030, 7280035, 8736042, 9360045, 13104063, 14560070, 18720090, 21840105, 26208126, 43680210, 65520315, 131040630]

約数ペア:

[(1, 131040630), (2, 65520315), (3, 43680210), (5, 26208126), (6, 21840105), (7, 18720090), (9, 14560070), (10, 13104063), (14, 9360045), (15, 8736042), (18, 7280035), (21, 6240030), (30, 4368021), (35, 3744018), (42, 3120015), (45, 2912014), (63, 2080010), (70, 1872009), (90, 1456007), (105, 1248006), (126, 1040005), (210, 624003), (315, 416002), (630, 208001)]