71458380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{56713}}^1$

素因数の和:56735

約数の個数: 72

約数和(自身を含む): 247726752

約数和(自身を除く): 176268372

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 56713, 113426, 170139, 226852, 283565, 340278, 396991, 510417, 567130, 680556, 793982, 850695, 1020834, 1134260, 1190973, 1587964, 1701390, 1984955, 2041668, 2381946, 2552085, 3402780, 3572919, 3969910, 4763892, 5104170, 5954865, 7145838, 7939820, 10208340, 11909730, 14291676, 17864595, 23819460, 35729190, 71458380]

約数ペア:

[(1, 71458380), (2, 35729190), (3, 23819460), (4, 17864595), (5, 14291676), (6, 11909730), (7, 10208340), (9, 7939820), (10, 7145838), (12, 5954865), (14, 5104170), (15, 4763892), (18, 3969910), (20, 3572919), (21, 3402780), (28, 2552085), (30, 2381946), (35, 2041668), (36, 1984955), (42, 1701390), (45, 1587964), (60, 1190973), (63, 1134260), (70, 1020834), (84, 850695), (90, 793982), (105, 680556), (126, 567130), (140, 510417), (180, 396991), (210, 340278), (252, 283565), (315, 226852), (420, 170139), (630, 113426), (1260, 56713)]