244438880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{218249}}^1$

素因数の和:218271

約数の個数: 48

約数和(自身を含む): 659988000

約数和(自身を除く): 415549120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 218249, 436498, 872996, 1091245, 1527743, 1745992, 2182490, 3055486, 3491984, 4364980, 6110972, 6983968, 7638715, 8729960, 12221944, 15277430, 17459920, 24443888, 30554860, 34919840, 48887776, 61109720, 122219440, 244438880]

約数ペア:

[(1, 244438880), (2, 122219440), (4, 61109720), (5, 48887776), (7, 34919840), (8, 30554860), (10, 24443888), (14, 17459920), (16, 15277430), (20, 12221944), (28, 8729960), (32, 7638715), (35, 6983968), (40, 6110972), (56, 4364980), (70, 3491984), (80, 3055486), (112, 2182490), (140, 1745992), (160, 1527743), (224, 1091245), (280, 872996), (560, 436498), (1120, 218249)]