209454120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{193939}}^1$

素因数の和:193959

約数の個数: 64

約数和(自身を含む): 698184000

約数和(自身を除く): 488729880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 193939, 387878, 581817, 775756, 969695, 1163634, 1551512, 1745451, 1939390, 2327268, 2909085, 3490902, 3878780, 4654536, 5236353, 5818170, 6981804, 7757560, 8727255, 10472706, 11636340, 13963608, 17454510, 20945412, 23272680, 26181765, 34909020, 41890824, 52363530, 69818040, 104727060, 209454120]

約数ペア:

[(1, 209454120), (2, 104727060), (3, 69818040), (4, 52363530), (5, 41890824), (6, 34909020), (8, 26181765), (9, 23272680), (10, 20945412), (12, 17454510), (15, 13963608), (18, 11636340), (20, 10472706), (24, 8727255), (27, 7757560), (30, 6981804), (36, 5818170), (40, 5236353), (45, 4654536), (54, 3878780), (60, 3490902), (72, 2909085), (90, 2327268), (108, 1939390), (120, 1745451), (135, 1551512), (180, 1163634), (216, 969695), (270, 775756), (360, 581817), (540, 387878), (1080, 193939)]