642062520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{577}}^1$

素因数の和:886

約数の個数: 192

約数和(自身を含む): 2288463840

約数和(自身を除く): 1646401320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 281, 330, 360, 396, 440, 495, 562, 577, 660, 792, 843, 990, 1124, 1154, 1320, 1405, 1686, 1731, 1980, 2248, 2308, 2529, 2810, 2885, 3091, 3372, 3462, 3960, 4215, 4616, 5058, 5193, 5620, 5770, 6182, 6347, 6744, 6924, 8430, 8655, 9273, 10116, 10386, 11240, 11540, 12364, 12645, 12694, 13848, 15455, 16860, 17310, 18546, 19041, 20232, 20772, 23080, 24728, 25290, 25388, 25965, 27819, 30910, 31735, 33720, 34620, 37092, 38082, 41544, 46365, 50580, 50776, 51930, 55638, 57123, 61820, 63470, 69240, 74184, 76164, 92730, 95205, 101160, 103860, 111276, 114246, 123640, 126940, 139095, 152328, 162137, 185460, 190410, 207720, 222552, 228492, 253880, 278190, 285615, 324274, 370920, 380820, 456984, 486411, 556380, 571230, 648548, 761640, 810685, 972822, 1112760, 1142460, 1297096, 1459233, 1621370, 1783507, 1945644, 2284920, 2432055, 2918466, 3242740, 3567014, 3891288, 4864110, 5350521, 5836932, 6485480, 7134028, 7296165, 8917535, 9728220, 10701042, 11673864, 14268056, 14592330, 16051563, 17835070, 19456440, 21402084, 26752605, 29184660, 32103126, 35670140, 42804168, 53505210, 58369320, 64206252, 71340280, 80257815, 107010420, 128412504, 160515630, 214020840, 321031260, 642062520]

約数ペア:

[(1, 642062520), (2, 321031260), (3, 214020840), (4, 160515630), (5, 128412504), (6, 107010420), (8, 80257815), (9, 71340280), (10, 64206252), (11, 58369320), (12, 53505210), (15, 42804168), (18, 35670140), (20, 32103126), (22, 29184660), (24, 26752605), (30, 21402084), (33, 19456440), (36, 17835070), (40, 16051563), (44, 14592330), (45, 14268056), (55, 11673864), (60, 10701042), (66, 9728220), (72, 8917535), (88, 7296165), (90, 7134028), (99, 6485480), (110, 5836932), (120, 5350521), (132, 4864110), (165, 3891288), (180, 3567014), (198, 3242740), (220, 2918466), (264, 2432055), (281, 2284920), (330, 1945644), (360, 1783507), (396, 1621370), (440, 1459233), (495, 1297096), (562, 1142460), (577, 1112760), (660, 972822), (792, 810685), (843, 761640), (990, 648548), (1124, 571230), (1154, 556380), (1320, 486411), (1405, 456984), (1686, 380820), (1731, 370920), (1980, 324274), (2248, 285615), (2308, 278190), (2529, 253880), (2810, 228492), (2885, 222552), (3091, 207720), (3372, 190410), (3462, 185460), (3960, 162137), (4215, 152328), (4616, 139095), (5058, 126940), (5193, 123640), (5620, 114246), (5770, 111276), (6182, 103860), (6347, 101160), (6744, 95205), (6924, 92730), (8430, 76164), (8655, 74184), (9273, 69240), (10116, 63470), (10386, 61820), (11240, 57123), (11540, 55638), (12364, 51930), (12645, 50776), (12694, 50580), (13848, 46365), (15455, 41544), (16860, 38082), (17310, 37092), (18546, 34620), (19041, 33720), (20232, 31735), (20772, 30910), (23080, 27819), (24728, 25965), (25290, 25388)]