542203640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 1389035520

約数和(自身を除く): 846831880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 127, 155, 220, 248, 254, 310, 313, 341, 440, 508, 620, 626, 635, 682, 1016, 1240, 1252, 1270, 1364, 1397, 1565, 1705, 2504, 2540, 2728, 2794, 3130, 3410, 3443, 3937, 5080, 5588, 6260, 6820, 6886, 6985, 7874, 9703, 11176, 12520, 13640, 13772, 13970, 15748, 17215, 19406, 19685, 27544, 27940, 31496, 34430, 38812, 39370, 39751, 43307, 48515, 55880, 68860, 77624, 78740, 79502, 86614, 97030, 106733, 137720, 157480, 159004, 173228, 194060, 198755, 213466, 216535, 318008, 346456, 388120, 397510, 426932, 433070, 437261, 533665, 795020, 853864, 866140, 874522, 1067330, 1232281, 1590040, 1732280, 1749044, 2134660, 2186305, 2464562, 3498088, 4269320, 4372610, 4929124, 6161405, 8745220, 9858248, 12322810, 13555091, 17490440, 24645620, 27110182, 49291240, 54220364, 67775455, 108440728, 135550910, 271101820, 542203640]

約数ペア:

[(1, 542203640), (2, 271101820), (4, 135550910), (5, 108440728), (8, 67775455), (10, 54220364), (11, 49291240), (20, 27110182), (22, 24645620), (31, 17490440), (40, 13555091), (44, 12322810), (55, 9858248), (62, 8745220), (88, 6161405), (110, 4929124), (124, 4372610), (127, 4269320), (155, 3498088), (220, 2464562), (248, 2186305), (254, 2134660), (310, 1749044), (313, 1732280), (341, 1590040), (440, 1232281), (508, 1067330), (620, 874522), (626, 866140), (635, 853864), (682, 795020), (1016, 533665), (1240, 437261), (1252, 433070), (1270, 426932), (1364, 397510), (1397, 388120), (1565, 346456), (1705, 318008), (2504, 216535), (2540, 213466), (2728, 198755), (2794, 194060), (3130, 173228), (3410, 159004), (3443, 157480), (3937, 137720), (5080, 106733), (5588, 97030), (6260, 86614), (6820, 79502), (6886, 78740), (6985, 77624), (7874, 68860), (9703, 55880), (11176, 48515), (12520, 43307), (13640, 39751), (13772, 39370), (13970, 38812), (15748, 34430), (17215, 31496), (19406, 27940), (19685, 27544)]