19629180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{653}}^1$

素因数の和:835

約数の個数: 72

約数和(自身を含む): 59990112

約数和(自身を除く): 40360932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 653, 668, 835, 1002, 1306, 1503, 1670, 1959, 2004, 2505, 2612, 3006, 3265, 3340, 3918, 5010, 5877, 6012, 6530, 7515, 7836, 9795, 10020, 11754, 13060, 15030, 19590, 23508, 29385, 30060, 39180, 58770, 109051, 117540, 218102, 327153, 436204, 545255, 654306, 981459, 1090510, 1308612, 1635765, 1962918, 2181020, 3271530, 3925836, 4907295, 6543060, 9814590, 19629180]

約数ペア:

[(1, 19629180), (2, 9814590), (3, 6543060), (4, 4907295), (5, 3925836), (6, 3271530), (9, 2181020), (10, 1962918), (12, 1635765), (15, 1308612), (18, 1090510), (20, 981459), (30, 654306), (36, 545255), (45, 436204), (60, 327153), (90, 218102), (167, 117540), (180, 109051), (334, 58770), (501, 39180), (653, 30060), (668, 29385), (835, 23508), (1002, 19590), (1306, 15030), (1503, 13060), (1670, 11754), (1959, 10020), (2004, 9795), (2505, 7836), (2612, 7515), (3006, 6530), (3265, 6012), (3340, 5877), (3918, 5010)]