140666940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{781483}}^1$

素因数の和:781498

約数の個数: 36

約数和(自身を含む): 426690264

約数和(自身を除く): 286023324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 781483, 1562966, 2344449, 3125932, 3907415, 4688898, 7033347, 7814830, 9377796, 11722245, 14066694, 15629660, 23444490, 28133388, 35166735, 46888980, 70333470, 140666940]

約数ペア:

[(1, 140666940), (2, 70333470), (3, 46888980), (4, 35166735), (5, 28133388), (6, 23444490), (9, 15629660), (10, 14066694), (12, 11722245), (15, 9377796), (18, 7814830), (20, 7033347), (30, 4688898), (36, 3907415), (45, 3125932), (60, 2344449), (90, 1562966), (180, 781483)]