2019774780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{4451}}^1$

素因数の和:6987

約数の個数: 72

約数和(自身を含む): 6130457424

約数和(自身を除く): 4110682644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2521, 4451, 5042, 7563, 8902, 10084, 12605, 13353, 15126, 17804, 22255, 22689, 25210, 26706, 30252, 37815, 40059, 44510, 45378, 50420, 53412, 66765, 75630, 80118, 89020, 90756, 113445, 133530, 151260, 160236, 200295, 226890, 267060, 400590, 453780, 801180, 11220971, 22441942, 33662913, 44883884, 56104855, 67325826, 100988739, 112209710, 134651652, 168314565, 201977478, 224419420, 336629130, 403954956, 504943695, 673258260, 1009887390, 2019774780]

約数ペア:

[(1, 2019774780), (2, 1009887390), (3, 673258260), (4, 504943695), (5, 403954956), (6, 336629130), (9, 224419420), (10, 201977478), (12, 168314565), (15, 134651652), (18, 112209710), (20, 100988739), (30, 67325826), (36, 56104855), (45, 44883884), (60, 33662913), (90, 22441942), (180, 11220971), (2521, 801180), (4451, 453780), (5042, 400590), (7563, 267060), (8902, 226890), (10084, 200295), (12605, 160236), (13353, 151260), (15126, 133530), (17804, 113445), (22255, 90756), (22689, 89020), (25210, 80118), (26706, 75630), (30252, 66765), (37815, 53412), (40059, 50420), (44510, 45378)]