231037940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{33679}}^1$

素因数の和:33709

約数の個数: 48

約数和(自身を含む): 565824000

約数和(自身を除く): 334786060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 33679, 67358, 134716, 168395, 235753, 336790, 471506, 673580, 943012, 1178765, 1650271, 2357530, 3300542, 4715060, 6601084, 8251355, 11551897, 16502710, 23103794, 33005420, 46207588, 57759485, 115518970, 231037940]

約数ペア:

[(1, 231037940), (2, 115518970), (4, 57759485), (5, 46207588), (7, 33005420), (10, 23103794), (14, 16502710), (20, 11551897), (28, 8251355), (35, 6601084), (49, 4715060), (70, 3300542), (98, 2357530), (140, 1650271), (196, 1178765), (245, 943012), (343, 673580), (490, 471506), (686, 336790), (980, 235753), (1372, 168395), (1715, 134716), (3430, 67358), (6860, 33679)]