129957840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{180497}}^1$

素因数の和:180516

約数の個数: 60

約数和(自身を含む): 436444164

約数和(自身を除く): 306486324

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 180497, 360994, 541491, 721988, 902485, 1082982, 1443976, 1624473, 1804970, 2165964, 2707455, 2887952, 3248946, 3609940, 4331928, 5414910, 6497892, 7219880, 8122365, 8663856, 10829820, 12995784, 14439760, 16244730, 21659640, 25991568, 32489460, 43319280, 64978920, 129957840]

約数ペア:

[(1, 129957840), (2, 64978920), (3, 43319280), (4, 32489460), (5, 25991568), (6, 21659640), (8, 16244730), (9, 14439760), (10, 12995784), (12, 10829820), (15, 8663856), (16, 8122365), (18, 7219880), (20, 6497892), (24, 5414910), (30, 4331928), (36, 3609940), (40, 3248946), (45, 2887952), (48, 2707455), (60, 2165964), (72, 1804970), (80, 1624473), (90, 1443976), (120, 1082982), (144, 902485), (180, 721988), (240, 541491), (360, 360994), (720, 180497)]