61682940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31153}}^1$

素因数の和:31179

約数の個数: 72

約数和(自身を含む): 204121008

約数和(自身を除く): 142438068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 31153, 62306, 93459, 124612, 155765, 186918, 280377, 311530, 342683, 373836, 467295, 560754, 623060, 685366, 934590, 1028049, 1121508, 1370732, 1401885, 1713415, 1869180, 2056098, 2803770, 3084147, 3426830, 4112196, 5140245, 5607540, 6168294, 6853660, 10280490, 12336588, 15420735, 20560980, 30841470, 61682940]

約数ペア:

[(1, 61682940), (2, 30841470), (3, 20560980), (4, 15420735), (5, 12336588), (6, 10280490), (9, 6853660), (10, 6168294), (11, 5607540), (12, 5140245), (15, 4112196), (18, 3426830), (20, 3084147), (22, 2803770), (30, 2056098), (33, 1869180), (36, 1713415), (44, 1401885), (45, 1370732), (55, 1121508), (60, 1028049), (66, 934590), (90, 685366), (99, 623060), (110, 560754), (132, 467295), (165, 373836), (180, 342683), (198, 311530), (220, 280377), (330, 186918), (396, 155765), (495, 124612), (660, 93459), (990, 62306), (1980, 31153)]