446880420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{354667}}^1$

素因数の和:354689

約数の個数: 72

約数和(自身を含む): 1549189824

約数和(自身を除く): 1102309404

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, 354667, 709334, 1064001, 1418668, 1773335, 2128002, 2482669, 3192003, 3546670, 4256004, 4965338, 5320005, 6384006, 7093340, 7448007, 9930676, 10640010, 12413345, 12768012, 14896014, 15960015, 21280020, 22344021, 24826690, 29792028, 31920030, 37240035, 44688042, 49653380, 63840060, 74480070, 89376084, 111720105, 148960140, 223440210, 446880420]

約数ペア:

[(1, 446880420), (2, 223440210), (3, 148960140), (4, 111720105), (5, 89376084), (6, 74480070), (7, 63840060), (9, 49653380), (10, 44688042), (12, 37240035), (14, 31920030), (15, 29792028), (18, 24826690), (20, 22344021), (21, 21280020), (28, 15960015), (30, 14896014), (35, 12768012), (36, 12413345), (42, 10640010), (45, 9930676), (60, 7448007), (63, 7093340), (70, 6384006), (84, 5320005), (90, 4965338), (105, 4256004), (126, 3546670), (140, 3192003), (180, 2482669), (210, 2128002), (252, 1773335), (315, 1418668), (420, 1064001), (630, 709334), (1260, 354667)]