209939730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7032

約数の個数: 128

約数和(自身を含む): 676601856

約数和(自身を除く): 466662126

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 55, 65, 66, 70, 77, 78, 91, 105, 110, 130, 143, 154, 165, 182, 195, 210, 231, 273, 286, 330, 385, 390, 429, 455, 462, 546, 715, 770, 858, 910, 1001, 1155, 1365, 1430, 2002, 2145, 2310, 2730, 3003, 4290, 5005, 6006, 6991, 10010, 13982, 15015, 20973, 30030, 34955, 41946, 48937, 69910, 76901, 90883, 97874, 104865, 146811, 153802, 181766, 209730, 230703, 244685, 272649, 293622, 384505, 454415, 461406, 489370, 538307, 545298, 636181, 734055, 769010, 908830, 999713, 1076614, 1153515, 1272362, 1363245, 1468110, 1614921, 1908543, 1999426, 2307030, 2691535, 2726490, 2999139, 3180905, 3229842, 3817086, 4998565, 5383070, 5998278, 6361810, 6997991, 8074605, 9542715, 9997130, 13995982, 14995695, 16149210, 19085430, 20993973, 29991390, 34989955, 41987946, 69979910, 104969865, 209939730]

約数ペア:

[(1, 209939730), (2, 104969865), (3, 69979910), (5, 41987946), (6, 34989955), (7, 29991390), (10, 20993973), (11, 19085430), (13, 16149210), (14, 14995695), (15, 13995982), (21, 9997130), (22, 9542715), (26, 8074605), (30, 6997991), (33, 6361810), (35, 5998278), (39, 5383070), (42, 4998565), (55, 3817086), (65, 3229842), (66, 3180905), (70, 2999139), (77, 2726490), (78, 2691535), (91, 2307030), (105, 1999426), (110, 1908543), (130, 1614921), (143, 1468110), (154, 1363245), (165, 1272362), (182, 1153515), (195, 1076614), (210, 999713), (231, 908830), (273, 769010), (286, 734055), (330, 636181), (385, 545298), (390, 538307), (429, 489370), (455, 461406), (462, 454415), (546, 384505), (715, 293622), (770, 272649), (858, 244685), (910, 230703), (1001, 209730), (1155, 181766), (1365, 153802), (1430, 146811), (2002, 104865), (2145, 97874), (2310, 90883), (2730, 76901), (3003, 69910), (4290, 48937), (5005, 41946), (6006, 34955), (6991, 30030), (10010, 20973), (13982, 15015)]