21569040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1033}}^1$

素因数の和:1081

約数の個数: 120

約数和(自身を含む): 75006360

約数和(自身を除く): 53437320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1033, 1044, 1160, 1305, 1392, 1740, 2066, 2088, 2320, 2610, 3099, 3480, 4132, 4176, 5165, 5220, 6198, 6960, 8264, 9297, 10330, 10440, 12396, 15495, 16528, 18594, 20660, 20880, 24792, 29957, 30990, 37188, 41320, 46485, 49584, 59914, 61980, 74376, 82640, 89871, 92970, 119828, 123960, 148752, 149785, 179742, 185940, 239656, 247920, 269613, 299570, 359484, 371880, 449355, 479312, 539226, 599140, 718968, 743760, 898710, 1078452, 1198280, 1348065, 1437936, 1797420, 2156904, 2396560, 2696130, 3594840, 4313808, 5392260, 7189680, 10784520, 21569040]

約数ペア:

[(1, 21569040), (2, 10784520), (3, 7189680), (4, 5392260), (5, 4313808), (6, 3594840), (8, 2696130), (9, 2396560), (10, 2156904), (12, 1797420), (15, 1437936), (16, 1348065), (18, 1198280), (20, 1078452), (24, 898710), (29, 743760), (30, 718968), (36, 599140), (40, 539226), (45, 479312), (48, 449355), (58, 371880), (60, 359484), (72, 299570), (80, 269613), (87, 247920), (90, 239656), (116, 185940), (120, 179742), (144, 149785), (145, 148752), (174, 123960), (180, 119828), (232, 92970), (240, 89871), (261, 82640), (290, 74376), (348, 61980), (360, 59914), (435, 49584), (464, 46485), (522, 41320), (580, 37188), (696, 30990), (720, 29957), (870, 24792), (1033, 20880), (1044, 20660), (1160, 18594), (1305, 16528), (1392, 15495), (1740, 12396), (2066, 10440), (2088, 10330), (2320, 9297), (2610, 8264), (3099, 6960), (3480, 6198), (4132, 5220), (4176, 5165)]