55021860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17981}}^1$

素因数の和:18013

約数の個数: 72

約数和(自身を含む): 176727096

約数和(自身を除く): 121705236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 17981, 35962, 53943, 71924, 89905, 107886, 161829, 179810, 215772, 269715, 305677, 323658, 359620, 539430, 611354, 647316, 809145, 917031, 1078860, 1222708, 1528385, 1618290, 1834062, 2751093, 3056770, 3236580, 3668124, 4585155, 5502186, 6113540, 9170310, 11004372, 13755465, 18340620, 27510930, 55021860]

約数ペア:

[(1, 55021860), (2, 27510930), (3, 18340620), (4, 13755465), (5, 11004372), (6, 9170310), (9, 6113540), (10, 5502186), (12, 4585155), (15, 3668124), (17, 3236580), (18, 3056770), (20, 2751093), (30, 1834062), (34, 1618290), (36, 1528385), (45, 1222708), (51, 1078860), (60, 917031), (68, 809145), (85, 647316), (90, 611354), (102, 539430), (153, 359620), (170, 323658), (180, 305677), (204, 269715), (255, 215772), (306, 179810), (340, 161829), (510, 107886), (612, 89905), (765, 71924), (1020, 53943), (1530, 35962), (3060, 17981)]