6985720420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:594

約数の個数: 144

約数和(自身を含む): 17496501120

約数和(自身を除く): 10510780700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 137, 140, 155, 217, 274, 310, 379, 434, 548, 620, 685, 758, 868, 959, 961, 1085, 1370, 1516, 1895, 1918, 1922, 2170, 2653, 2740, 3790, 3836, 3844, 4247, 4340, 4795, 4805, 5306, 6727, 7580, 8494, 9590, 9610, 10612, 11749, 13265, 13454, 16988, 19180, 19220, 21235, 23498, 26530, 26908, 29729, 33635, 42470, 46996, 51923, 53060, 58745, 59458, 67270, 82243, 84940, 103846, 117490, 118916, 131657, 134540, 148645, 164486, 207692, 234980, 259615, 263314, 297290, 328972, 363461, 364219, 411215, 519230, 526628, 594580, 658285, 726922, 728438, 822430, 921599, 1038460, 1316570, 1453844, 1456876, 1609613, 1644860, 1817305, 1821095, 1843198, 2549533, 2633140, 3219226, 3634610, 3642190, 3686396, 4607995, 5099066, 6438452, 7269220, 7284380, 8048065, 9215990, 10198132, 11267291, 12747665, 16096130, 18431980, 22534582, 25495330, 32192260, 45069164, 49898003, 50990660, 56336455, 99796006, 112672910, 199592012, 225345820, 249490015, 349286021, 498980030, 698572042, 997960060, 1397144084, 1746430105, 3492860210, 6985720420]

約数ペア:

[(1, 6985720420), (2, 3492860210), (4, 1746430105), (5, 1397144084), (7, 997960060), (10, 698572042), (14, 498980030), (20, 349286021), (28, 249490015), (31, 225345820), (35, 199592012), (62, 112672910), (70, 99796006), (124, 56336455), (137, 50990660), (140, 49898003), (155, 45069164), (217, 32192260), (274, 25495330), (310, 22534582), (379, 18431980), (434, 16096130), (548, 12747665), (620, 11267291), (685, 10198132), (758, 9215990), (868, 8048065), (959, 7284380), (961, 7269220), (1085, 6438452), (1370, 5099066), (1516, 4607995), (1895, 3686396), (1918, 3642190), (1922, 3634610), (2170, 3219226), (2653, 2633140), (2740, 2549533), (3790, 1843198), (3836, 1821095), (3844, 1817305), (4247, 1644860), (4340, 1609613), (4795, 1456876), (4805, 1453844), (5306, 1316570), (6727, 1038460), (7580, 921599), (8494, 822430), (9590, 728438), (9610, 726922), (10612, 658285), (11749, 594580), (13265, 526628), (13454, 519230), (16988, 411215), (19180, 364219), (19220, 363461), (21235, 328972), (23498, 297290), (26530, 263314), (26908, 259615), (29729, 234980), (33635, 207692), (42470, 164486), (46996, 148645), (51923, 134540), (53060, 131657), (58745, 118916), (59458, 117490), (67270, 103846), (82243, 84940)]