207972210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{301409}}^1$

素因数の和:301442

約数の個数: 32

約数和(自身を含む): 520836480

約数和(自身を除く): 312864270

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 301409, 602818, 904227, 1507045, 1808454, 3014090, 4521135, 6932407, 9042270, 13864814, 20797221, 34662035, 41594442, 69324070, 103986105, 207972210]

約数ペア:

[(1, 207972210), (2, 103986105), (3, 69324070), (5, 41594442), (6, 34662035), (10, 20797221), (15, 13864814), (23, 9042270), (30, 6932407), (46, 4521135), (69, 3014090), (115, 1808454), (138, 1507045), (230, 904227), (345, 602818), (690, 301409)]