1620664740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3331}}^1$

素因数の和:3419

約数の個数: 192

約数和(自身を含む): 5441022720

約数和(自身を除く): 3820357980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 53, 54, 60, 68, 85, 90, 102, 106, 108, 135, 153, 159, 170, 180, 204, 212, 255, 265, 270, 306, 318, 340, 459, 477, 510, 530, 540, 612, 636, 765, 795, 901, 918, 954, 1020, 1060, 1431, 1530, 1590, 1802, 1836, 1908, 2295, 2385, 2703, 2862, 3060, 3180, 3331, 3604, 4505, 4590, 4770, 5406, 5724, 6662, 7155, 8109, 9010, 9180, 9540, 9993, 10812, 13324, 13515, 14310, 16218, 16655, 18020, 19986, 24327, 27030, 28620, 29979, 32436, 33310, 39972, 40545, 48654, 49965, 54060, 56627, 59958, 66620, 81090, 89937, 97308, 99930, 113254, 119916, 121635, 149895, 162180, 169881, 176543, 179874, 199860, 226508, 243270, 283135, 299790, 339762, 353086, 359748, 449685, 486540, 509643, 529629, 566270, 599580, 679524, 706172, 849405, 882715, 899370, 1019286, 1059258, 1132540, 1528929, 1588887, 1698810, 1765430, 1798740, 2038572, 2118516, 2548215, 2648145, 3001231, 3057858, 3177774, 3397620, 3530860, 4766661, 5096430, 5296290, 6002462, 6115716, 6355548, 7644645, 7944435, 9003693, 9533322, 10192860, 10592580, 12004924, 15006155, 15289290, 15888870, 18007386, 19066644, 23833305, 27011079, 30012310, 30578580, 31777740, 36014772, 45018465, 47666610, 54022158, 60024620, 81033237, 90036930, 95333220, 108044316, 135055395, 162066474, 180073860, 270110790, 324132948, 405166185, 540221580, 810332370, 1620664740]

約数ペア:

[(1, 1620664740), (2, 810332370), (3, 540221580), (4, 405166185), (5, 324132948), (6, 270110790), (9, 180073860), (10, 162066474), (12, 135055395), (15, 108044316), (17, 95333220), (18, 90036930), (20, 81033237), (27, 60024620), (30, 54022158), (34, 47666610), (36, 45018465), (45, 36014772), (51, 31777740), (53, 30578580), (54, 30012310), (60, 27011079), (68, 23833305), (85, 19066644), (90, 18007386), (102, 15888870), (106, 15289290), (108, 15006155), (135, 12004924), (153, 10592580), (159, 10192860), (170, 9533322), (180, 9003693), (204, 7944435), (212, 7644645), (255, 6355548), (265, 6115716), (270, 6002462), (306, 5296290), (318, 5096430), (340, 4766661), (459, 3530860), (477, 3397620), (510, 3177774), (530, 3057858), (540, 3001231), (612, 2648145), (636, 2548215), (765, 2118516), (795, 2038572), (901, 1798740), (918, 1765430), (954, 1698810), (1020, 1588887), (1060, 1528929), (1431, 1132540), (1530, 1059258), (1590, 1019286), (1802, 899370), (1836, 882715), (1908, 849405), (2295, 706172), (2385, 679524), (2703, 599580), (2862, 566270), (3060, 529629), (3180, 509643), (3331, 486540), (3604, 449685), (4505, 359748), (4590, 353086), (4770, 339762), (5406, 299790), (5724, 283135), (6662, 243270), (7155, 226508), (8109, 199860), (9010, 179874), (9180, 176543), (9540, 169881), (9993, 162180), (10812, 149895), (13324, 121635), (13515, 119916), (14310, 113254), (16218, 99930), (16655, 97308), (18020, 89937), (19986, 81090), (24327, 66620), (27030, 59958), (28620, 56627), (29979, 54060), (32436, 49965), (33310, 48654), (39972, 40545)]