84640640

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{2699}}^1$

素因数の和:2732

約数の個数: 96

約数和(自身を含む): 235467000

約数和(自身を除く): 150826360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 2699, 3136, 3920, 4480, 5398, 6272, 7840, 10796, 13495, 15680, 18893, 21592, 26990, 31360, 37786, 43184, 53980, 75572, 86368, 94465, 107960, 132251, 151144, 172736, 188930, 215920, 264502, 302288, 345472, 377860, 431840, 529004, 604576, 661255, 755720, 863680, 1058008, 1209152, 1322510, 1511440, 1727360, 2116016, 2418304, 2645020, 3022880, 4232032, 5290040, 6045760, 8464064, 10580080, 12091520, 16928128, 21160160, 42320320, 84640640]

約数ペア:

[(1, 84640640), (2, 42320320), (4, 21160160), (5, 16928128), (7, 12091520), (8, 10580080), (10, 8464064), (14, 6045760), (16, 5290040), (20, 4232032), (28, 3022880), (32, 2645020), (35, 2418304), (40, 2116016), (49, 1727360), (56, 1511440), (64, 1322510), (70, 1209152), (80, 1058008), (98, 863680), (112, 755720), (128, 661255), (140, 604576), (160, 529004), (196, 431840), (224, 377860), (245, 345472), (280, 302288), (320, 264502), (392, 215920), (448, 188930), (490, 172736), (560, 151144), (640, 132251), (784, 107960), (896, 94465), (980, 86368), (1120, 75572), (1568, 53980), (1960, 43184), (2240, 37786), (2699, 31360), (3136, 26990), (3920, 21592), (4480, 18893), (5398, 15680), (6272, 13495), (7840, 10796)]