578021220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{458747}}^1$

素因数の和:458769

約数の個数: 72

約数和(自身を含む): 2003811264

約数和(自身を除く): 1425790044

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, 458747, 917494, 1376241, 1834988, 2293735, 2752482, 3211229, 4128723, 4587470, 5504964, 6422458, 6881205, 8257446, 9174940, 9633687, 12844916, 13762410, 16056145, 16514892, 19267374, 20643615, 27524820, 28901061, 32112290, 38534748, 41287230, 48168435, 57802122, 64224580, 82574460, 96336870, 115604244, 144505305, 192673740, 289010610, 578021220]

約数ペア:

[(1, 578021220), (2, 289010610), (3, 192673740), (4, 144505305), (5, 115604244), (6, 96336870), (7, 82574460), (9, 64224580), (10, 57802122), (12, 48168435), (14, 41287230), (15, 38534748), (18, 32112290), (20, 28901061), (21, 27524820), (28, 20643615), (30, 19267374), (35, 16514892), (36, 16056145), (42, 13762410), (45, 12844916), (60, 9633687), (63, 9174940), (70, 8257446), (84, 6881205), (90, 6422458), (105, 5504964), (126, 4587470), (140, 4128723), (180, 3211229), (210, 2752482), (252, 2293735), (315, 1834988), (420, 1376241), (630, 917494), (1260, 458747)]