30409080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 99731520

約数和(自身を除く): 69322440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 101, 104, 120, 130, 156, 193, 195, 202, 260, 303, 312, 386, 390, 404, 505, 520, 579, 606, 772, 780, 808, 965, 1010, 1158, 1212, 1313, 1515, 1544, 1560, 1930, 2020, 2316, 2424, 2509, 2626, 2895, 3030, 3860, 3939, 4040, 4632, 5018, 5252, 5790, 6060, 6565, 7527, 7720, 7878, 10036, 10504, 11580, 12120, 12545, 13130, 15054, 15756, 19493, 19695, 20072, 23160, 25090, 26260, 30108, 31512, 37635, 38986, 39390, 50180, 52520, 58479, 60216, 75270, 77972, 78780, 97465, 100360, 116958, 150540, 155944, 157560, 194930, 233916, 253409, 292395, 301080, 389860, 467832, 506818, 584790, 760227, 779720, 1013636, 1169580, 1267045, 1520454, 2027272, 2339160, 2534090, 3040908, 3801135, 5068180, 6081816, 7602270, 10136360, 15204540, 30409080]

約数ペア:

[(1, 30409080), (2, 15204540), (3, 10136360), (4, 7602270), (5, 6081816), (6, 5068180), (8, 3801135), (10, 3040908), (12, 2534090), (13, 2339160), (15, 2027272), (20, 1520454), (24, 1267045), (26, 1169580), (30, 1013636), (39, 779720), (40, 760227), (52, 584790), (60, 506818), (65, 467832), (78, 389860), (101, 301080), (104, 292395), (120, 253409), (130, 233916), (156, 194930), (193, 157560), (195, 155944), (202, 150540), (260, 116958), (303, 100360), (312, 97465), (386, 78780), (390, 77972), (404, 75270), (505, 60216), (520, 58479), (579, 52520), (606, 50180), (772, 39390), (780, 38986), (808, 37635), (965, 31512), (1010, 30108), (1158, 26260), (1212, 25090), (1313, 23160), (1515, 20072), (1544, 19695), (1560, 19493), (1930, 15756), (2020, 15054), (2316, 13130), (2424, 12545), (2509, 12120), (2626, 11580), (2895, 10504), (3030, 10036), (3860, 7878), (3939, 7720), (4040, 7527), (4632, 6565), (5018, 6060), (5252, 5790)]