1267605920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1399}}^1$

素因数の和:2230

約数の個数: 96

約数和(自身を含む): 3429216000

約数和(自身を除く): 2161610080

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, 809, 1120, 1399, 1618, 2798, 3236, 4045, 5596, 5663, 6472, 6995, 8090, 9793, 11192, 11326, 12944, 13990, 16180, 19586, 22384, 22652, 25888, 27980, 28315, 32360, 39172, 44768, 45304, 48965, 55960, 56630, 64720, 78344, 90608, 97930, 111920, 113260, 129440, 156688, 181216, 195860, 223840, 226520, 313376, 391720, 453040, 783440, 906080, 1131791, 1566880, 2263582, 4527164, 5658955, 7922537, 9054328, 11317910, 15845074, 18108656, 22635820, 31690148, 36217312, 39612685, 45271640, 63380296, 79225370, 90543280, 126760592, 158450740, 181086560, 253521184, 316901480, 633802960, 1267605920]

約数ペア:

[(1, 1267605920), (2, 633802960), (4, 316901480), (5, 253521184), (7, 181086560), (8, 158450740), (10, 126760592), (14, 90543280), (16, 79225370), (20, 63380296), (28, 45271640), (32, 39612685), (35, 36217312), (40, 31690148), (56, 22635820), (70, 18108656), (80, 15845074), (112, 11317910), (140, 9054328), (160, 7922537), (224, 5658955), (280, 4527164), (560, 2263582), (809, 1566880), (1120, 1131791), (1399, 906080), (1618, 783440), (2798, 453040), (3236, 391720), (4045, 313376), (5596, 226520), (5663, 223840), (6472, 195860), (6995, 181216), (8090, 156688), (9793, 129440), (11192, 113260), (11326, 111920), (12944, 97930), (13990, 90608), (16180, 78344), (19586, 64720), (22384, 56630), (22652, 55960), (25888, 48965), (27980, 45304), (28315, 44768), (32360, 39172)]