15691031680

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{176383}}^1$

素因数の和:176541

約数の個数: 64

約数和(自身を含む): 37781452800

約数和(自身を除く): 22090421120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 2224, 2780, 4448, 5560, 8896, 11120, 17792, 22240, 44480, 88960, 176383, 352766, 705532, 881915, 1411064, 1763830, 2822128, 3527660, 5644256, 7055320, 11288512, 14110640, 22577024, 24517237, 28221280, 49034474, 56442560, 98068948, 112885120, 122586185, 196137896, 245172370, 392275792, 490344740, 784551584, 980689480, 1569103168, 1961378960, 3138206336, 3922757920, 7845515840, 15691031680]

約数ペア:

[(1, 15691031680), (2, 7845515840), (4, 3922757920), (5, 3138206336), (8, 1961378960), (10, 1569103168), (16, 980689480), (20, 784551584), (32, 490344740), (40, 392275792), (64, 245172370), (80, 196137896), (128, 122586185), (139, 112885120), (160, 98068948), (278, 56442560), (320, 49034474), (556, 28221280), (640, 24517237), (695, 22577024), (1112, 14110640), (1390, 11288512), (2224, 7055320), (2780, 5644256), (4448, 3527660), (5560, 2822128), (8896, 1763830), (11120, 1411064), (17792, 881915), (22240, 705532), (44480, 352766), (88960, 176383)]