1330347640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{2203}}^1$

素因数の和:2732

約数の個数: 64

約数和(自身を含む): 3097589760

約数和(自身を除く): 1767242120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 487, 620, 974, 1240, 1948, 2203, 2435, 3896, 4406, 4870, 8812, 9740, 11015, 15097, 17624, 19480, 22030, 30194, 44060, 60388, 68293, 75485, 88120, 120776, 136586, 150970, 273172, 301940, 341465, 546344, 603880, 682930, 1072861, 1365860, 2145722, 2731720, 4291444, 5364305, 8582888, 10728610, 21457220, 33258691, 42914440, 66517382, 133034764, 166293455, 266069528, 332586910, 665173820, 1330347640]

約数ペア:

[(1, 1330347640), (2, 665173820), (4, 332586910), (5, 266069528), (8, 166293455), (10, 133034764), (20, 66517382), (31, 42914440), (40, 33258691), (62, 21457220), (124, 10728610), (155, 8582888), (248, 5364305), (310, 4291444), (487, 2731720), (620, 2145722), (974, 1365860), (1240, 1072861), (1948, 682930), (2203, 603880), (2435, 546344), (3896, 341465), (4406, 301940), (4870, 273172), (8812, 150970), (9740, 136586), (11015, 120776), (15097, 88120), (17624, 75485), (19480, 68293), (22030, 60388), (30194, 44060)]