239406180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9901}}^1$

素因数の和:9957

約数の個数: 96

約数和(自身を含む): 745264128

約数和(自身を除く): 505857948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 9901, 12090, 19802, 24180, 29703, 39604, 49505, 59406, 99010, 118812, 128713, 148515, 198020, 257426, 297030, 306931, 386139, 514852, 594060, 613862, 643565, 772278, 920793, 1227724, 1287130, 1534655, 1544556, 1841586, 1930695, 2574260, 3069310, 3683172, 3861390, 3990103, 4603965, 6138620, 7722780, 7980206, 9207930, 11970309, 15960412, 18415860, 19950515, 23940618, 39901030, 47881236, 59851545, 79802060, 119703090, 239406180]

約数ペア:

[(1, 239406180), (2, 119703090), (3, 79802060), (4, 59851545), (5, 47881236), (6, 39901030), (10, 23940618), (12, 19950515), (13, 18415860), (15, 15960412), (20, 11970309), (26, 9207930), (30, 7980206), (31, 7722780), (39, 6138620), (52, 4603965), (60, 3990103), (62, 3861390), (65, 3683172), (78, 3069310), (93, 2574260), (124, 1930695), (130, 1841586), (155, 1544556), (156, 1534655), (186, 1287130), (195, 1227724), (260, 920793), (310, 772278), (372, 643565), (390, 613862), (403, 594060), (465, 514852), (620, 386139), (780, 306931), (806, 297030), (930, 257426), (1209, 198020), (1612, 148515), (1860, 128713), (2015, 118812), (2418, 99010), (4030, 59406), (4836, 49505), (6045, 39604), (8060, 29703), (9901, 24180), (12090, 19802)]