128533580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{3413}}^1$

素因数の和:3698

約数の個数: 48

約数和(自身を含む): 309718080

約数和(自身を除く): 181184500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2690, 3413, 3766, 5380, 6826, 7532, 9415, 13652, 17065, 18830, 23891, 34130, 37660, 47782, 68260, 95564, 119455, 238910, 477820, 918097, 1836194, 3672388, 4590485, 6426679, 9180970, 12853358, 18361940, 25706716, 32133395, 64266790, 128533580]

約数ペア:

[(1, 128533580), (2, 64266790), (4, 32133395), (5, 25706716), (7, 18361940), (10, 12853358), (14, 9180970), (20, 6426679), (28, 4590485), (35, 3672388), (70, 1836194), (140, 918097), (269, 477820), (538, 238910), (1076, 119455), (1345, 95564), (1883, 68260), (2690, 47782), (3413, 37660), (3766, 34130), (5380, 23891), (6826, 18830), (7532, 17065), (9415, 13652)]