1979031780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43457}}^1$

素因数の和:43506

約数の個数: 144

約数和(自身を含む): 6833683584

約数和(自身を除く): 4854651804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1980, 2070, 2277, 2530, 3036, 3795, 4140, 4554, 5060, 7590, 9108, 11385, 15180, 22770, 43457, 45540, 86914, 130371, 173828, 217285, 260742, 391113, 434570, 478027, 521484, 651855, 782226, 869140, 956054, 999511, 1303710, 1434081, 1564452, 1912108, 1955565, 1999022, 2390135, 2607420, 2868162, 2998533, 3911130, 3998044, 4302243, 4780270, 4997555, 5736324, 5997066, 7170405, 7822260, 8604486, 8995599, 9560540, 9995110, 10994621, 11994132, 14340810, 14992665, 17208972, 17991198, 19990220, 21511215, 21989242, 28681620, 29985330, 32983863, 35982396, 43022430, 43978484, 44977995, 54973105, 59970660, 65967726, 86044860, 89955990, 98951589, 109946210, 131935452, 164919315, 179911980, 197903178, 219892420, 329838630, 395806356, 494757945, 659677260, 989515890, 1979031780]

約数ペア:

[(1, 1979031780), (2, 989515890), (3, 659677260), (4, 494757945), (5, 395806356), (6, 329838630), (9, 219892420), (10, 197903178), (11, 179911980), (12, 164919315), (15, 131935452), (18, 109946210), (20, 98951589), (22, 89955990), (23, 86044860), (30, 65967726), (33, 59970660), (36, 54973105), (44, 44977995), (45, 43978484), (46, 43022430), (55, 35982396), (60, 32983863), (66, 29985330), (69, 28681620), (90, 21989242), (92, 21511215), (99, 19990220), (110, 17991198), (115, 17208972), (132, 14992665), (138, 14340810), (165, 11994132), (180, 10994621), (198, 9995110), (207, 9560540), (220, 8995599), (230, 8604486), (253, 7822260), (276, 7170405), (330, 5997066), (345, 5736324), (396, 4997555), (414, 4780270), (460, 4302243), (495, 3998044), (506, 3911130), (660, 2998533), (690, 2868162), (759, 2607420), (828, 2390135), (990, 1999022), (1012, 1955565), (1035, 1912108), (1265, 1564452), (1380, 1434081), (1518, 1303710), (1980, 999511), (2070, 956054), (2277, 869140), (2530, 782226), (3036, 651855), (3795, 521484), (4140, 478027), (4554, 434570), (5060, 391113), (7590, 260742), (9108, 217285), (11385, 173828), (15180, 130371), (22770, 86914), (43457, 45540)]