726770940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{247201}}^1$

素因数の和:247227

約数の個数: 72

約数和(自身を含む): 2367206352

約数和(自身を除く): 1640435412

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, 247201, 494402, 741603, 988804, 1236005, 1483206, 1730407, 2472010, 2966412, 3460814, 3708015, 4944020, 5191221, 6921628, 7416030, 8652035, 10382442, 12112849, 14832060, 17304070, 20764884, 24225698, 25956105, 34608140, 36338547, 48451396, 51912210, 60564245, 72677094, 103824420, 121128490, 145354188, 181692735, 242256980, 363385470, 726770940]

約数ペア:

[(1, 726770940), (2, 363385470), (3, 242256980), (4, 181692735), (5, 145354188), (6, 121128490), (7, 103824420), (10, 72677094), (12, 60564245), (14, 51912210), (15, 48451396), (20, 36338547), (21, 34608140), (28, 25956105), (30, 24225698), (35, 20764884), (42, 17304070), (49, 14832060), (60, 12112849), (70, 10382442), (84, 8652035), (98, 7416030), (105, 6921628), (140, 5191221), (147, 4944020), (196, 3708015), (210, 3460814), (245, 2966412), (294, 2472010), (420, 1730407), (490, 1483206), (588, 1236005), (735, 988804), (980, 741603), (1470, 494402), (2940, 247201)]