480816420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{163543}}^1$

素因数の和:163569

約数の個数: 72

約数和(自身を含む): 1566097344

約数和(自身を除く): 1085280924

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, 163543, 327086, 490629, 654172, 817715, 981258, 1144801, 1635430, 1962516, 2289602, 2453145, 3270860, 3434403, 4579204, 4906290, 5724005, 6868806, 8013607, 9812580, 11448010, 13737612, 16027214, 17172015, 22896020, 24040821, 32054428, 34344030, 40068035, 48081642, 68688060, 80136070, 96163284, 120204105, 160272140, 240408210, 480816420]

約数ペア:

[(1, 480816420), (2, 240408210), (3, 160272140), (4, 120204105), (5, 96163284), (6, 80136070), (7, 68688060), (10, 48081642), (12, 40068035), (14, 34344030), (15, 32054428), (20, 24040821), (21, 22896020), (28, 17172015), (30, 16027214), (35, 13737612), (42, 11448010), (49, 9812580), (60, 8013607), (70, 6868806), (84, 5724005), (98, 4906290), (105, 4579204), (140, 3434403), (147, 3270860), (196, 2453145), (210, 2289602), (245, 1962516), (294, 1635430), (420, 1144801), (490, 981258), (588, 817715), (735, 654172), (980, 490629), (1470, 327086), (2940, 163543)]