30677220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 107872128

約数和(自身を除く): 77194908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 97, 105, 126, 140, 180, 194, 210, 251, 252, 291, 315, 388, 420, 485, 502, 582, 630, 679, 753, 873, 970, 1004, 1164, 1255, 1260, 1358, 1455, 1506, 1746, 1757, 1940, 2037, 2259, 2510, 2716, 2910, 3012, 3395, 3492, 3514, 3765, 4074, 4365, 4518, 5020, 5271, 5820, 6111, 6790, 7028, 7530, 8148, 8730, 8785, 9036, 10185, 10542, 11295, 12222, 13580, 15060, 15813, 17460, 17570, 20370, 21084, 22590, 24347, 24444, 26355, 30555, 31626, 35140, 40740, 45180, 48694, 52710, 61110, 63252, 73041, 79065, 97388, 105420, 121735, 122220, 146082, 158130, 170429, 219123, 243470, 292164, 316260, 340858, 365205, 438246, 486940, 511287, 681716, 730410, 852145, 876492, 1022574, 1095615, 1460820, 1533861, 1704290, 2045148, 2191230, 2556435, 3067722, 3408580, 4382460, 5112870, 6135444, 7669305, 10225740, 15338610, 30677220]

約数ペア:

[(1, 30677220), (2, 15338610), (3, 10225740), (4, 7669305), (5, 6135444), (6, 5112870), (7, 4382460), (9, 3408580), (10, 3067722), (12, 2556435), (14, 2191230), (15, 2045148), (18, 1704290), (20, 1533861), (21, 1460820), (28, 1095615), (30, 1022574), (35, 876492), (36, 852145), (42, 730410), (45, 681716), (60, 511287), (63, 486940), (70, 438246), (84, 365205), (90, 340858), (97, 316260), (105, 292164), (126, 243470), (140, 219123), (180, 170429), (194, 158130), (210, 146082), (251, 122220), (252, 121735), (291, 105420), (315, 97388), (388, 79065), (420, 73041), (485, 63252), (502, 61110), (582, 52710), (630, 48694), (679, 45180), (753, 40740), (873, 35140), (970, 31626), (1004, 30555), (1164, 26355), (1255, 24444), (1260, 24347), (1358, 22590), (1455, 21084), (1506, 20370), (1746, 17570), (1757, 17460), (1940, 15813), (2037, 15060), (2259, 13580), (2510, 12222), (2716, 11295), (2910, 10542), (3012, 10185), (3395, 9036), (3492, 8785), (3514, 8730), (3765, 8148), (4074, 7530), (4365, 7028), (4518, 6790), (5020, 6111), (5271, 5820)]