290766420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{230767}}^1$

素因数の和:230789

約数の個数: 72

約数和(自身を含む): 1007994624

約数和(自身を除く): 717228204

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, 230767, 461534, 692301, 923068, 1153835, 1384602, 1615369, 2076903, 2307670, 2769204, 3230738, 3461505, 4153806, 4615340, 4846107, 6461476, 6923010, 8076845, 8307612, 9692214, 10384515, 13846020, 14538321, 16153690, 19384428, 20769030, 24230535, 29076642, 32307380, 41538060, 48461070, 58153284, 72691605, 96922140, 145383210, 290766420]

約数ペア:

[(1, 290766420), (2, 145383210), (3, 96922140), (4, 72691605), (5, 58153284), (6, 48461070), (7, 41538060), (9, 32307380), (10, 29076642), (12, 24230535), (14, 20769030), (15, 19384428), (18, 16153690), (20, 14538321), (21, 13846020), (28, 10384515), (30, 9692214), (35, 8307612), (36, 8076845), (42, 6923010), (45, 6461476), (60, 4846107), (63, 4615340), (70, 4153806), (84, 3461505), (90, 3230738), (105, 2769204), (126, 2307670), (140, 2076903), (180, 1615369), (210, 1384602), (252, 1153835), (315, 923068), (420, 692301), (630, 461534), (1260, 230767)]