1260486040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 3233049120

約数和(自身を除く): 1972563080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 271, 310, 341, 440, 484, 542, 605, 620, 682, 961, 968, 1084, 1210, 1240, 1355, 1364, 1705, 1922, 2168, 2420, 2710, 2728, 2981, 3410, 3751, 3844, 4805, 4840, 5420, 5962, 6820, 7502, 7688, 8401, 9610, 10571, 10840, 11924, 13640, 14905, 15004, 16802, 18755, 19220, 21142, 23848, 29810, 30008, 32791, 33604, 37510, 38440, 42005, 42284, 52855, 59620, 65582, 67208, 75020, 84010, 84568, 92411, 105710, 116281, 119240, 131164, 150040, 163955, 168020, 184822, 211420, 232562, 260431, 262328, 327910, 336040, 369644, 422840, 462055, 465124, 520862, 581405, 655820, 739288, 924110, 930248, 1016521, 1041724, 1162810, 1302155, 1311640, 1848220, 2033042, 2083448, 2325620, 2604310, 2864741, 3696440, 4066084, 4651240, 5082605, 5208620, 5729482, 8132168, 10165210, 10417240, 11458964, 14323705, 20330420, 22917928, 28647410, 31512151, 40660840, 57294820, 63024302, 114589640, 126048604, 157560755, 252097208, 315121510, 630243020, 1260486040]

約数ペア:

[(1, 1260486040), (2, 630243020), (4, 315121510), (5, 252097208), (8, 157560755), (10, 126048604), (11, 114589640), (20, 63024302), (22, 57294820), (31, 40660840), (40, 31512151), (44, 28647410), (55, 22917928), (62, 20330420), (88, 14323705), (110, 11458964), (121, 10417240), (124, 10165210), (155, 8132168), (220, 5729482), (242, 5208620), (248, 5082605), (271, 4651240), (310, 4066084), (341, 3696440), (440, 2864741), (484, 2604310), (542, 2325620), (605, 2083448), (620, 2033042), (682, 1848220), (961, 1311640), (968, 1302155), (1084, 1162810), (1210, 1041724), (1240, 1016521), (1355, 930248), (1364, 924110), (1705, 739288), (1922, 655820), (2168, 581405), (2420, 520862), (2710, 465124), (2728, 462055), (2981, 422840), (3410, 369644), (3751, 336040), (3844, 327910), (4805, 262328), (4840, 260431), (5420, 232562), (5962, 211420), (6820, 184822), (7502, 168020), (7688, 163955), (8401, 150040), (9610, 131164), (10571, 119240), (10840, 116281), (11924, 105710), (13640, 92411), (14905, 84568), (15004, 84010), (16802, 75020), (18755, 67208), (19220, 65582), (21142, 59620), (23848, 52855), (29810, 42284), (30008, 42005), (32791, 38440), (33604, 37510)]