228047360

素因数分解:

$2^9\times 5^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:641

約数の個数: 80

約数和(自身を含む): 550578600

約数和(自身を除く): 322531240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 256, 320, 389, 458, 512, 640, 778, 916, 1145, 1280, 1556, 1832, 1945, 2290, 2560, 3112, 3664, 3890, 4580, 6224, 7328, 7780, 9160, 12448, 14656, 15560, 18320, 24896, 29312, 31120, 36640, 49792, 58624, 62240, 73280, 89081, 99584, 117248, 124480, 146560, 178162, 199168, 248960, 293120, 356324, 445405, 497920, 586240, 712648, 890810, 995840, 1425296, 1781620, 2850592, 3563240, 5701184, 7126480, 11402368, 14252960, 22804736, 28505920, 45609472, 57011840, 114023680, 228047360]

約数ペア:

[(1, 228047360), (2, 114023680), (4, 57011840), (5, 45609472), (8, 28505920), (10, 22804736), (16, 14252960), (20, 11402368), (32, 7126480), (40, 5701184), (64, 3563240), (80, 2850592), (128, 1781620), (160, 1425296), (229, 995840), (256, 890810), (320, 712648), (389, 586240), (458, 497920), (512, 445405), (640, 356324), (778, 293120), (916, 248960), (1145, 199168), (1280, 178162), (1556, 146560), (1832, 124480), (1945, 117248), (2290, 99584), (2560, 89081), (3112, 73280), (3664, 62240), (3890, 58624), (4580, 49792), (6224, 36640), (7328, 31120), (7780, 29312), (9160, 24896), (12448, 18320), (14656, 15560)]