7887510

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 21288960

約数和(自身を除く): 13401450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 131, 135, 223, 262, 270, 393, 446, 655, 669, 786, 1115, 1179, 1310, 1338, 1965, 2007, 2230, 2358, 3345, 3537, 3930, 4014, 5895, 6021, 6690, 7074, 10035, 11790, 12042, 17685, 20070, 29213, 30105, 35370, 58426, 60210, 87639, 146065, 175278, 262917, 292130, 438195, 525834, 788751, 876390, 1314585, 1577502, 2629170, 3943755, 7887510]

約数ペア:

[(1, 7887510), (2, 3943755), (3, 2629170), (5, 1577502), (6, 1314585), (9, 876390), (10, 788751), (15, 525834), (18, 438195), (27, 292130), (30, 262917), (45, 175278), (54, 146065), (90, 87639), (131, 60210), (135, 58426), (223, 35370), (262, 30105), (270, 29213), (393, 20070), (446, 17685), (655, 12042), (669, 11790), (786, 10035), (1115, 7074), (1179, 6690), (1310, 6021), (1338, 5895), (1965, 4014), (2007, 3930), (2230, 3537), (2358, 3345)]