28033560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 128

約数和(自身を含む): 94737600

約数和(自身を除く): 66704040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 101, 108, 120, 135, 180, 202, 216, 257, 270, 303, 360, 404, 505, 514, 540, 606, 771, 808, 909, 1010, 1028, 1080, 1212, 1285, 1515, 1542, 1818, 2020, 2056, 2313, 2424, 2570, 2727, 3030, 3084, 3636, 3855, 4040, 4545, 4626, 5140, 5454, 6060, 6168, 6939, 7272, 7710, 9090, 9252, 10280, 10908, 11565, 12120, 13635, 13878, 15420, 18180, 18504, 21816, 23130, 25957, 27270, 27756, 30840, 34695, 36360, 46260, 51914, 54540, 55512, 69390, 77871, 92520, 103828, 109080, 129785, 138780, 155742, 207656, 233613, 259570, 277560, 311484, 389355, 467226, 519140, 622968, 700839, 778710, 934452, 1038280, 1168065, 1401678, 1557420, 1868904, 2336130, 2803356, 3114840, 3504195, 4672260, 5606712, 7008390, 9344520, 14016780, 28033560]

約数ペア:

[(1, 28033560), (2, 14016780), (3, 9344520), (4, 7008390), (5, 5606712), (6, 4672260), (8, 3504195), (9, 3114840), (10, 2803356), (12, 2336130), (15, 1868904), (18, 1557420), (20, 1401678), (24, 1168065), (27, 1038280), (30, 934452), (36, 778710), (40, 700839), (45, 622968), (54, 519140), (60, 467226), (72, 389355), (90, 311484), (101, 277560), (108, 259570), (120, 233613), (135, 207656), (180, 155742), (202, 138780), (216, 129785), (257, 109080), (270, 103828), (303, 92520), (360, 77871), (404, 69390), (505, 55512), (514, 54540), (540, 51914), (606, 46260), (771, 36360), (808, 34695), (909, 30840), (1010, 27756), (1028, 27270), (1080, 25957), (1212, 23130), (1285, 21816), (1515, 18504), (1542, 18180), (1818, 15420), (2020, 13878), (2056, 13635), (2313, 12120), (2424, 11565), (2570, 10908), (2727, 10280), (3030, 9252), (3084, 9090), (3636, 7710), (3855, 7272), (4040, 6939), (4545, 6168), (4626, 6060), (5140, 5454)]