177828040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1217}}^1$

素因数の和:1522

約数の個数: 64

約数和(自身を含む): 432779760

約数和(自身を除く): 254951720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 281, 520, 562, 1124, 1217, 1405, 2248, 2434, 2810, 3653, 4868, 5620, 6085, 7306, 9736, 11240, 12170, 14612, 15821, 18265, 24340, 29224, 31642, 36530, 48680, 63284, 73060, 79105, 126568, 146120, 158210, 316420, 341977, 632840, 683954, 1367908, 1709885, 2735816, 3419770, 4445701, 6839540, 8891402, 13679080, 17782804, 22228505, 35565608, 44457010, 88914020, 177828040]

約数ペア:

[(1, 177828040), (2, 88914020), (4, 44457010), (5, 35565608), (8, 22228505), (10, 17782804), (13, 13679080), (20, 8891402), (26, 6839540), (40, 4445701), (52, 3419770), (65, 2735816), (104, 1709885), (130, 1367908), (260, 683954), (281, 632840), (520, 341977), (562, 316420), (1124, 158210), (1217, 146120), (1405, 126568), (2248, 79105), (2434, 73060), (2810, 63284), (3653, 48680), (4868, 36530), (5620, 31642), (6085, 29224), (7306, 24340), (9736, 18265), (11240, 15821), (12170, 14612)]