77707140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{26431}}^1$

素因数の和:26457

約数の個数: 72

約数和(自身を含む): 253112832

約数和(自身を除く): 175405692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 26431, 52862, 79293, 105724, 132155, 158586, 185017, 264310, 317172, 370034, 396465, 528620, 555051, 740068, 792930, 925085, 1110102, 1295119, 1585860, 1850170, 2220204, 2590238, 2775255, 3700340, 3885357, 5180476, 5550510, 6475595, 7770714, 11101020, 12951190, 15541428, 19426785, 25902380, 38853570, 77707140]

約数ペア:

[(1, 77707140), (2, 38853570), (3, 25902380), (4, 19426785), (5, 15541428), (6, 12951190), (7, 11101020), (10, 7770714), (12, 6475595), (14, 5550510), (15, 5180476), (20, 3885357), (21, 3700340), (28, 2775255), (30, 2590238), (35, 2220204), (42, 1850170), (49, 1585860), (60, 1295119), (70, 1110102), (84, 925085), (98, 792930), (105, 740068), (140, 555051), (147, 528620), (196, 396465), (210, 370034), (245, 317172), (294, 264310), (420, 185017), (490, 158586), (588, 132155), (735, 105724), (980, 79293), (1470, 52862), (2940, 26431)]