1229185720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1693}}^1\times {\mathrm{2593}}^1$

素因数の和:4304

約数の個数: 64

約数和(自身を含む): 3163849920

約数和(自身を除く): 1934664200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1693, 2593, 3386, 5186, 6772, 8465, 10372, 11851, 12965, 13544, 16930, 18151, 20744, 23702, 25930, 33860, 36302, 47404, 51860, 59255, 67720, 72604, 90755, 94808, 103720, 118510, 145208, 181510, 237020, 363020, 474040, 726040, 4389949, 8779898, 17559796, 21949745, 30729643, 35119592, 43899490, 61459286, 87798980, 122918572, 153648215, 175597960, 245837144, 307296430, 614592860, 1229185720]

約数ペア:

[(1, 1229185720), (2, 614592860), (4, 307296430), (5, 245837144), (7, 175597960), (8, 153648215), (10, 122918572), (14, 87798980), (20, 61459286), (28, 43899490), (35, 35119592), (40, 30729643), (56, 21949745), (70, 17559796), (140, 8779898), (280, 4389949), (1693, 726040), (2593, 474040), (3386, 363020), (5186, 237020), (6772, 181510), (8465, 145208), (10372, 118510), (11851, 103720), (12965, 94808), (13544, 90755), (16930, 72604), (18151, 67720), (20744, 59255), (23702, 51860), (25930, 47404), (33860, 36302)]