142147040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{18131}}^1$

素因数の和:18160

約数の個数: 72

約数和(自身を含む): 390672072

約数和(自身を除く): 248525032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 18131, 36262, 72524, 90655, 126917, 145048, 181310, 253834, 290096, 362620, 507668, 580192, 634585, 725240, 888419, 1015336, 1269170, 1450480, 1776838, 2030672, 2538340, 2900960, 3553676, 4061344, 4442095, 5076680, 7107352, 8884190, 10153360, 14214704, 17768380, 20306720, 28429408, 35536760, 71073520, 142147040]

約数ペア:

[(1, 142147040), (2, 71073520), (4, 35536760), (5, 28429408), (7, 20306720), (8, 17768380), (10, 14214704), (14, 10153360), (16, 8884190), (20, 7107352), (28, 5076680), (32, 4442095), (35, 4061344), (40, 3553676), (49, 2900960), (56, 2538340), (70, 2030672), (80, 1776838), (98, 1450480), (112, 1269170), (140, 1015336), (160, 888419), (196, 725240), (224, 634585), (245, 580192), (280, 507668), (392, 362620), (490, 290096), (560, 253834), (784, 181310), (980, 145048), (1120, 126917), (1568, 90655), (1960, 72524), (3920, 36262), (7840, 18131)]